APA način citiranja (7. izdanje)
Helvarg, D. (2005). The Ocean and Costal Conservation Guide: The Blue Movement Directory. OISLAND PRESS.
Čikaški stil citiranja (17. izdanje)
Helvarg, David. The Ocean and Costal Conservation Guide: The Blue Movement Directory. Washington DC: OISLAND PRESS, 2005.
MLA način citiranja (9. izdanje)
Helvarg, David. The Ocean and Costal Conservation Guide: The Blue Movement Directory. OISLAND PRESS, 2005.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.