♥ American Rabbit Breeders Association www.arba.net/
♥ Holland Lop Rabbit Specialty Club www.hlrsc.com
♥ State of Arizona Holland Lop Clubwww.sahlc.com
♥ Arizona State Rabbit & Cavy Breeders Association www.azrcba.org/
♥ Merck Veterinary Manual www.merckvetmanual.com/mvm/index.jsp