Dressler, I., & Keenan, E. P. (1989). Integrated mathematics: Course I (Second edition.). Amsco School Publications.
Dyfyniad Arddull ChicagoDressler, Isidore, and Edward P. Keenan. Integrated Mathematics: Course I. Second edition. New York: Amsco School Publications, 1989.
Dyfyniad MLADressler, Isidore, and Edward P. Keenan. Integrated Mathematics: Course I. Second edition. Amsco School Publications, 1989.
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