Speck, G. E., & Speck, G. E. (1966). Diccionario cientifico ilustrado. New York, New York: Editors Press Service.
Chicago Style CitationSpeck, Gerald Eugene, and Gerald Eugene Speck. Diccionario Cientifico Ilustrado. New York, New York: Editors Press Service, 1966.
MLA CitationSpeck, Gerald Eugene, and Gerald Eugene Speck. Diccionario Cientifico Ilustrado. New York, New York: Editors Press Service, 1966.
Warning: These citations may not always be 100% accurate.