APA (7th ed.) Citation

MacDiarmid, R. W. (1973). A new species of Atelopus (Anura, Bufonidae) from Northeastern South America. Natural History Museum of Los Angeles County.

Chicago Style (17th ed.) Citation

MacDiarmid, Roy W. A New Species of Atelopus (Anura, Bufonidae) from Northeastern South America. Los Angeles, Calif: Natural History Museum of Los Angeles County, 1973.

MLA (9th ed.) Citation

MacDiarmid, Roy W. A New Species of Atelopus (Anura, Bufonidae) from Northeastern South America. Natural History Museum of Los Angeles County, 1973.

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