United States. Government Accountability Office, United States. Congress. House. Committee on Natural Resources. Subcommittee on Fisheries, Wildlife, and Oceans, ebrary, Inc, & Taylor, E. B. (2010). Wildlife refuges: Factors and concerns about future sustainability. Nova Science Publishers.
Чикаго стиль цитування (17-те видання)United States. Government Accountability Office, Wildlife United States. Congress. House. Committee on Natural Resources. Subcommittee on Fisheries, Inc ebrary, та Earl B. Taylor. Wildlife Refuges: Factors and Concerns About Future Sustainability. New York: Nova Science Publishers, 2010.
Стиль цитування MLA (9-ме видання)United States. Government Accountability Office, et al. Wildlife Refuges: Factors and Concerns About Future Sustainability. Nova Science Publishers, 2010.