APA (7 वां संस्करण) प्रशस्ति पत्र
United States. Government Accountability Office, ebrary, Inc, Caruana, D. L., & Buck, E. H. (2010). Marine mammal protection issues. Nova Science Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
United States. Government Accountability Office, Inc ebrary, Derek L. Caruana, और Eugene H. Buck. Marine Mammal Protection Issues. Hauppauge, N.Y.: Nova Science Publishers, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
United States. Government Accountability Office, et al. Marine Mammal Protection Issues. Nova Science Publishers, 2010.
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