Gaya APA

, L, A, B., KURA, , Y. (2001). PILOT ANALYSIS OF GLOBAL ECOSYSTEMS : Coastal Ecosystems . United States of America :: World Resources Institute,.

Gaya MLA

, LAURETT, A, BURKE., KURA, , YUMIKO. "PILOT ANALYSIS OF GLOBAL ECOSYSTEMS : Coastal Ecosystems". United States of America :: World Resources Institute,, 2001. Sumber Elektronik.