Cita APA

Blackman, R. L. 1. -., & Eastop, V. F. (1984). Aphis on the world's crops: An identification guide. Chichester, England: J. Wiley.

Citación estilo Chicago

Blackman, Roger L. 1941 -, y Victor Frank Eastop. Aphis On the World's Crops: An Identification Guide. Chichester, England: J. Wiley, 1984.

Cita MLA

Blackman, Roger L. 1941 -, y Victor Frank Eastop. Aphis On the World's Crops: An Identification Guide. Chichester, England: J. Wiley, 1984.