Block, J. H., & Anderson, L. W. (1975). Mastery learning in classroom instruction. Macmillan ; Collier Macmillan.
Lua i Stíl Chicago (17ú heag.)Block, James H., agus Lorin W. Anderson. Mastery Learning in Classroom Instruction. New York : London: Macmillan ; Collier Macmillan, 1975.
Lua MLA (8ú heag.)Block, James H., agus Lorin W. Anderson. Mastery Learning in Classroom Instruction. Macmillan ; Collier Macmillan, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.