APA (7th ed.) Citation

Hambler, C., Beehler, B., Stevenson, T., Brown, M., Willis, K., Gillson, L., & Brncic, T. (2004). Virgin rainforests and conservation [1] (multiple letters).

Chicago Style (17th ed.) Citation

Hambler, C., B. Beehler, T. Stevenson, M. Brown, K. Willis, L. Gillson, and T. Brncic. Virgin Rainforests and Conservation [1] (multiple Letters). 2004.

MLA (9th ed.) Citation

Hambler, C., et al. Virgin Rainforests and Conservation [1] (multiple Letters). 2004.