APA (7th ed.) Citation

Kopp, O., & Zufelt, D. L. (1975). El curriculum personalizado. Paidós.

Chicago Style (17th ed.) Citation

Kopp, O.W, and David L. Zufelt. El Curriculum Personalizado. Paidós, 1975.

MLA (9th ed.) Citation

Kopp, O.W, and David L. Zufelt. El Curriculum Personalizado. Paidós, 1975.

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