Cita APA

Wellman, F. L. 1. (1977). Dictionary of tropical american crops and their diseases. Metuchen, N.J.: The Scarecrow Press, Inc..

Citación estilo Chicago

Wellman, Frederick Lovejoy 1897-1994. Dictionary of Tropical American Crops and Their Diseases. Metuchen, N.J.: The Scarecrow Press, Inc., 1977.

Cita MLA

Wellman, Frederick Lovejoy 1897-1994. Dictionary of Tropical American Crops and Their Diseases. Metuchen, N.J.: The Scarecrow Press, Inc., 1977.