APA (7th ed.) Citation

Speck, G. E. (1966). Diccionario científico ilustrado. Editors Press Service.

Chicago Style (17th ed.) Citation

Speck, Gerald Eugene. Diccionario Científico Ilustrado. New York: Editors Press Service, 1966.

MLA (8th ed.) Citation

Speck, Gerald Eugene. Diccionario Científico Ilustrado. Editors Press Service, 1966.

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