APA (7th ed.) Citation

Gerlach, V. S., & Ely, D. P. (1979). Tecnología didáctica. Paidós.

Chicago Style (17th ed.) Citation

Gerlach, Vernon S., and Donald P. Ely. Tecnología Didáctica. Buenos Aires: Paidós, 1979.

MLA (9th ed.) Citation

Gerlach, Vernon S., and Donald P. Ely. Tecnología Didáctica. Paidós, 1979.

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