APA-viite (7. p.)

Kershen, D. L. (2002). Agricultural biotechnology: Environmental benefits for identifiable environmental problems. Environmental Law Institute.

Chicago-viite (17. p.)

Kershen, Drew L. Agricultural Biotechnology: Environmental Benefits for Identifiable Environmental Problems. Washington, D.C.: Environmental Law Institute, 2002.

MLA-viite (9. p.)

Kershen, Drew L. Agricultural Biotechnology: Environmental Benefits for Identifiable Environmental Problems. Environmental Law Institute, 2002.