APA (7e ed.) Bronvermelding

Combs, A. W., & Frymier, J. R. (1972). Educational accountability; beyond behavioral objectives. Association for Supervision and Curriculum Development.

Chicago (17e ed.) Bronvermelding

Combs, Arthur W., en Jack R. Frymier. Educational Accountability; Beyond Behavioral Objectives. Washington: Association for Supervision and Curriculum Development, 1972.

MLA (8e ed.) Bronvermelding

Combs, Arthur W., en Jack R. Frymier. Educational Accountability; Beyond Behavioral Objectives. Association for Supervision and Curriculum Development, 1972.