APA (7th ed.) Citation

Block, J. H., & Efthim, H. E. a. B. (1989). Building effective mastery learning schools. Longman.

Chicago Style (17th ed.) Citation

Block, James H., and Helen E. and Burns Efthim. Building Effective Mastery Learning Schools. New York: Longman, 1989.

MLA (9th ed.) Citation

Block, James H., and Helen E. and Burns Efthim. Building Effective Mastery Learning Schools. Longman, 1989.