Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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