(1975). Individualized instruction: Programs and materials ; selected readings and bibliography (2. print.). Educational Technology Publ.
Chicago-Zitierstil (17. Ausg.)Individualized Instruction: Programs and Materials ; Selected Readings and Bibliography. 2. print. Englewood Cliffs, N.J: Educational Technology Publ, 1975.
MLA-Zitierstil (9. Ausg.)Individualized Instruction: Programs and Materials ; Selected Readings and Bibliography. 2. print. Educational Technology Publ, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.