@misc{indiciae58b737f82bf5, title = {The genetic and endocrinic basis for differences in form and behavior : as elucidated by studies of contrasted pure-line dog breeds and their hybrids — Illustration, Page 171}, year = {1941}, url = {https://www.biodiversitylibrary.org/page/5864651}, note = {Source identifier: page-5864651} }