Books by John E. Harkness
Harkness and Wagner's Biology
Harkness and Wagner's Biology and Medicine of Rodents and Rabbits
Harkness and Wagner's biology
Harkness and Wagner's biology and medicine of rabbits and rodents
Essentials of Pet Rodents
A practitioner's guide to dome
A practitioner's guide to domestic rodents
Biología y clínica de conejos y roedores
The biology and medicine of rabbits and rodents