Student's Book ISBNs
Beginner - 978-970-809-140-4
Elementary - 978-970-809-150-3
Pre-intermediate - 978-970-650-441-8
Intermediate - 978-607-473-064-7
Upper intermediate - 978-607-473-177-4

Workbook ISBNs
Beginner - 978-970-809-143-5
Elementary - 978-970-809-153-4
Pre-intermediate - 978-970-650-444-9
Intermediate - 978-607-473-065-4
Upper intermediate - 978-607-473-179-8

Teacher's Edition ISBNs
Beginner - 978-970-809-146-6
Elementary - 978-970-809-156-5
Pre-intermediate - 978-970-650-440-1
Intermediate - 978-607-473-081-4
Upper intermediate - 978-607-473-181-1

Class Audio ISBNs
Beginner - 978-970-809-148-0
Elementary - 978-970-809-158-9
Pre-intermediate - 978-970-650-469-2
Intermediate - 978-607-473-074-6
Upper intermediate - 978-607-473-183-5

Workbook Audio ISBNs
Beginner - 978-970-809-144-2
Elementary - 978-970-809-154-1
Pre-intermediate - 978-970-650-445-6
Intermediate - 978-607-473-067-8
Upper intermediate - 978-607-473-180-4

Test CD ISBNs
Beginner - 978-970-809-147-3
Elementary - 978-970-809-157-2
Pre-intermediate - 978-970-650-443-2
Intermediate - 978-607-473-082-1
Upper intermediate - 978-607-473-182-8

CD-ROM ISBNs
Beginner - 978-970-809-141-1
Elementary - 978-970-809-151-0
Pre-intermediate - 978-970-650-442-5
Intermediate - 978-607-473-066-1
Upper intermediate - 978-607-473-178-1

Student's Book Split A
Beginner - 978-970-809-212-8
Elementary - 978-970-809-216-6
Pre-intermediate - 978-607-473-0005
Intermediate - 978-607-473-075-3
Upper intermediate - 978-607-473-184-2

Student's Book Split B
Beginner - 978-970-809-213-5
Elementary - 978-970-809-217-3
Pre-intermediate - 978-607-473-001-2
Intermediate - 978-607-473-076-0
Upper intermediate - 978-607-473-185-9

Workbook Split A
Beginner - 978-970-809-214-2
Elementary - 978-970-809-218-0
Pre-intermediate - 978-607-473-002-9
Intermediate - 978-607-473-077-7
Upper intermediate - 978-607-473-186-6

Workbook Split B
Beginner - 978-970-809-215-9
Elementary - 978-970-809-219-7
Pre-intermediate - 978-607-473-003-6
Intermediate - 978-607-473-078-4
Upper intermediate - 978-607-473-187-3

Student's CD-ROM Split A
Beginner - 978-970-809-220-3
Elementary - 978-970-809-224-1

Student's CD-ROM Split B
Beginner - 978-970-809-221-0
Elementary - 978-970-809-225-8

Workbook Audio Split A
Beginner - 978-970-809-222-7
Elementary - 978-970-809-226-5
Pre-intermediate - 978-607-473-004-3
Intermediate - 978-607-473-079-1
Upper intermediate - 978-607-473-188-0

Workbook Audio Split B
Beginner - 978-970-809-223-4
Elementary - 978-970-809-227-2
Pre-intermediate - 978-607-473-005-0
Intermediate - 978-607-473-080-7
Upper intermediate - 978-607-473-189-7

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