APA (7th ed.) Citation

Schumann, D., Kirsten, G., & Oliver, E. G. H. (1992). Ericas of South Africa. Fernwood Press.

Chicago Style (17th ed.) Citation

Schumann, Dolf, Gerhard Kirsten, and E. G. H. Oliver. Ericas of South Africa. Vlaeberg: Fernwood Press, 1992.

MLA (9th ed.) Citation

Schumann, Dolf, et al. Ericas of South Africa. Fernwood Press, 1992.