APA (7th ed.) Citation

University of Maryland Mathematics Project. (1978). Unifying concepts and processes in elementary mathematics. Allyn and Bacon.

Chicago Style (17th ed.) Citation

University of Maryland Mathematics Project. Unifying Concepts and Processes in Elementary Mathematics. Boston: Allyn and Bacon, 1978.

MLA (9th ed.) Citation

University of Maryland Mathematics Project. Unifying Concepts and Processes in Elementary Mathematics. Allyn and Bacon, 1978.