APA (7th ed.) Citation

Bereiter, C., & Engelmann, S. (1977). Enseñanza especial preescolar. Fontanella.

Chicago Style (17th ed.) Citation

Bereiter, Carl, and Siegfried Engelmann. Enseñanza Especial Preescolar. Barcelona: Fontanella, 1977.

MLA (9th ed.) Citation

Bereiter, Carl, and Siegfried Engelmann. Enseñanza Especial Preescolar. Fontanella, 1977.

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