Cita APA

Berch, B. O., Cameron, J. M., Carvalho, A., Condit, I. J., Cruickshank, A. M., Ferwerda, F. P., & Wit, F. (1969). Outlines of perennial crop breeding in the tropics. Wageningen: H Veenman & Zonen N V.

Citación estilo Chicago

Berch, B. O., J. M. Cameron, A. Carvalho, I. J. Condit, A. M. Cruickshank, F. P. Ferwerda, y F. Wit. Outlines of Perennial Crop Breeding in the Tropics. Wageningen: H Veenman & Zonen N V, 1969.

Cita MLA

Berch, B. O., et al. Outlines of Perennial Crop Breeding in the Tropics. Wageningen: H Veenman & Zonen N V, 1969.