Association for Supervision and Curriculum Development & Leeper, R. R. 1. . . e. (1967). Humanizing education: The person in the process.
Citazione stile Chigago Style (17a edizione)Association for Supervision and Curriculum Development e Robert Rosborough 1913- ed Leeper. Humanizing Education: The Person in the Process. Washington, 1967.
Citatione MLA (9a ed.)Association for Supervision and Curriculum Development e Robert Rosborough 1913- ed Leeper. Humanizing Education: The Person in the Process. 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.