Biodiversity Heritage Library
By "Galton, Peter M. "
Redescription of the skull and mandible of Parksosaurus from the Late Cretaceous, with comments on the family Hypsilophodontidae (Ornithischia) /
By: Galton, Peter M. - Royal Ontario Museum.
Publication info: Toronto :Royal Ontario Museum,1973.
Contributed by: ROM - University of Toronto (archive.org)