Cita APA

Raven, P. H., Echhorn, S. E., & Evert, R. F. (1992). Biology of plant (Fifth edition.). New York: Nxb. New York.

Chicago Style Citation

Raven, Peter H., Susan E. Echhorn, i Ray F. Evert. Biology of Plant. Fifth edition. New York: Nxb. New York, 1992.

Cita MLA

Raven, Peter H., Susan E. Echhorn, i Ray F. Evert. Biology of Plant. Fifth edition. New York: Nxb. New York, 1992.