APA (7th ed.) Citation

Weaver, J. E., Clements, F. E., & Cabrera, A. L. (1944). Ecologia vegetal. Acme agency, soc. resp. ltda.

Chicago Style (17th ed.) Citation

Weaver, John E., Frederic E. Clements, and Angel L. Cabrera. Ecologia Vegetal. Buenos Aires: Acme agency, soc. resp. ltda, 1944.

MLA (9th ed.) Citation

Weaver, John E., et al. Ecologia Vegetal. Acme agency, soc. resp. ltda, 1944.