Cita APA

Anderson, E. F. 1., Barthlott, W. 1., & Brown, R. (2001). The cactus family. Portland: Timber Press.

Citación estilo Chicago

Anderson, Edward Frederick 1932-2001, Wilhelm 1946- Barthlott, y Roger Brown. The Cactus Family. Portland: Timber Press, 2001.

Cita MLA

Anderson, Edward Frederick 1932-2001, Wilhelm 1946- Barthlott, y Roger Brown. The Cactus Family. Portland: Timber Press, 2001.