Feline reproduction, 2003 : CD-ROM title page (Susan Little DVM, Diplomate ABVP (Feline Practice))

Bytown Cat Hospital website, accessed April 1, 2010 staff ("Susan Little, DVM, DABVP (Feline)")

The cat, c2012: t.p. (Susan E. Little, DVM, DABVP (Feline practice); Bytown Cat Hospital, Ottawa, Ont.)

Felinevet website, accessed December 17, 2015 about (Susan Little, DVM, DABVP; BSc Dalhousie University, Nova Scotia; DVM, Ontario Veterinary College, University of Guelph; board certified in Feline practice, 1997; part owner of two veterinary specialty practices in Ottawa, Canada; board member and president (2015), American Association of Feline Practitioners; past board member and Past President, Winn Feline Foundation; member, National Board of Veterinary Medical Examiniers (2015); editor and co-author, The cat: clinical medicine and management, 2012; editor and author, volume 7, August's consultations in feline internal medicine (2015))