Combs, A. W., & Frymier, J. R. (1972). Educational accountability; beyond behavioral objectives. Association for Supervision and Curriculum Development.
Citazione stile Chigago Style (17a edizione)Combs, Arthur W., e Jack R. Frymier. Educational Accountability; Beyond Behavioral Objectives. Washington: Association for Supervision and Curriculum Development, 1972.
Citatione MLA (8a ed.)Combs, Arthur W., e Jack R. Frymier. Educational Accountability; Beyond Behavioral Objectives. Association for Supervision and Curriculum Development, 1972.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.