APA (7th ed.) Citation

Johnson, S. D., Bytebier, B., & Stärker, H. (2015). Orchids of South Africa: A field guide (First published.). Struik Nature.

Chicago Style (17th ed.) Citation

Johnson, Steven D., Benny Bytebier, and Herbert Stärker. Orchids of South Africa: A Field Guide. First published. Cape Town: Struik Nature, 2015.

MLA (9th ed.) Citation

Johnson, Steven D., et al. Orchids of South Africa: A Field Guide. First published. Struik Nature, 2015.