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 Style aipamenaASCD Council on Secondary Education and John Galen Saylor. Removing Barriers to Humaness in the High School. Washington: Association for Supervision and Curriculum Development, NEA, 1971.
MLA aipamenaASCD Council on Secondary Education and John Galen Saylor. Removing Barriers to Humaness in the High School. Association for Supervision and Curriculum Development, NEA, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.