National Research Council (U.S.). Committee on a Review of the Smithsonian Institution's National Zoological Park, National Research Council (U.S.). Board on Agriculture and Natural Resources, & Institute for Laboratory Animal Research (U.S.). (2004). Animal care and management at the National Zoo: Interim report. The National Academies Press.
Cita Chicago Style (17a ed.)National Research Council (U.S.). Committee on a Review of the Smithsonian Institution's National Zoological Park, National Research Council (U.S.). Board on Agriculture and Natural Resources, y Institute for Laboratory Animal Research (U.S.). Animal Care and Management at the National Zoo: Interim Report. Washington, DC: The National Academies Press, 2004.
Cita MLA (8a ed.)National Research Council (U.S.). Committee on a Review of the Smithsonian Institution's National Zoological Park, et al. Animal Care and Management at the National Zoo: Interim Report. The National Academies Press, 2004.