APA (7th ed.) Citation

Yeung, R., Insanally, J., & Nwimo, S. (1998). Yellow fever. Frameline.

Chicago Style (17th ed.) Citation

Yeung, Raymond, Johann Insanally, and Stella Nwimo. Yellow Fever. San Francisco, CA: Frameline, 1998.

MLA (9th ed.) Citation

Yeung, Raymond, et al. Yellow Fever. Frameline, 1998.