Cita APA (7th ed.)

Evans V. Virginia, Dooley J. Jenny, & Blum E. Ellen. (20). Environmental Science. Newbury, Express Publishing, 20--.

Cita Chicago (17th ed.)

Evans V. Virginia, Dooley J. Jenny, i Blum E. Ellen. Environmental Science. Newbury, Express Publishing, 20--, 20.

Cita MLA (9th ed.)

Evans V. Virginia, et al. Environmental Science. Newbury, Express Publishing, 20--, 20.