- Электронная книгаThe Postnatal Development of Two Broods of Great Horned Owls (Bubo virginianus)Henry W. Setzer
- Электронная книгаSpeciation in the Kangaroo Rat, Dipodomys ordii KU. Vol 1 No 23E. Raymond (Eugene Raymond) Hall
- Электронная книгаThe Postnatal Development of Two Broods of Great Horned Owls (Bubo virginianus)Henry W. Setzer