Zoological Association of America
Public Veterinary Medicine:   Public Health
IbisWorld Industry Report 45391:  Pet Stores in the US
The Modern U.S. Reptile Industry
The Reptile and Amphibian Communities in the United States Statement
New York City Bar Letter
H.R. 1818 Bill
Federal Register
Global Federation of Animal Sanctuaries:  Standards for Felid Sanctuaries
​American Association of Zoos & Aquariums:  The Accreditation Standards & Related Policies (2018 edition)