APA (7th ed.) Citation

Raven, P. H., & Curtis, H. (1975). Biología vegetal. Omega.

Chicago Style (17th ed.) Citation

Raven, Peter H., and Helena Curtis. Biología Vegetal. Barcelona: Omega, 1975.

MLA (9th ed.) Citation

Raven, Peter H., and Helena Curtis. Biología Vegetal. Omega, 1975.

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