APA (7th ed.) Citation

Chung, R. C. K., Kiew, R., Saw, L. G., & Soepadmo, E. Tree Flora of Sabah and Sarawak.

Chicago Style (17th ed.) Citation

Chung, R. C. K., Ruth Kiew, L. G. Saw, and E. Soepadmo. Tree Flora of Sabah and Sarawak.

MLA (8th ed.) Citation

Chung, R. C. K., et al. Tree Flora of Sabah and Sarawak.