APA Citation

Cram, D., & Cram, D. (1973). "Maquinas de ensenar" y programacion escolar. Madrid: Marova.

Chicago Style Citation

Cram, David, and David Cram. "Maquinas De Ensenar" Y Programacion Escolar. Madrid: Marova, 1973.

MLA Citation

Cram, David, and David Cram. "Maquinas De Ensenar" Y Programacion Escolar. Madrid: Marova, 1973.

Warning: These citations may not always be 100% accurate.