(1990). Decline of the sea turtles: Causes and prevention.
Chicago Stili AlıntıDecline of the Sea Turtles: Causes and Prevention. National Academy of Science, Washington, 1990.
MLA AlıntıDecline of the Sea Turtles: Causes and Prevention. 1990.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..