National Audubon Society, MasterVision (Firm), Opler, P. A., & Ebner, J. (2008). Audubon butterfly DVD: Essentials for beginners and gardeners. MasterVision.
Cita Chicago Style (17a ed.)National Audubon Society, MasterVision (Firm), Paul A. Opler, y Jim Ebner. Audubon Butterfly DVD: Essentials for Beginners and Gardeners. [New York]: MasterVision, 2008.
Cita MLA (8a ed.)National Audubon Society, et al. Audubon Butterfly DVD: Essentials for Beginners and Gardeners. MasterVision, 2008.
Precaución: Estas citas no son 100% exactas.