ASCD Council on Secondary Education & Saylor, J. G. (1971). Removing barriers to humaness in the high school. Association for Supervision and Curriculum Development, NEA.
Chicago (17e ed.) BronvermeldingASCD Council on Secondary Education en John Galen Saylor. Removing Barriers to Humaness in the High School. Washington: Association for Supervision and Curriculum Development, NEA, 1971.
MLA (9e ed.) BronvermeldingASCD Council on Secondary Education en John Galen Saylor. Removing Barriers to Humaness in the High School. Association for Supervision and Curriculum Development, NEA, 1971.
Let op: Deze citaties zijn niet altijd 100% accuraat.