A field guide to the mammals field marks of all species found north of the Mexican boundary
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
Houghton
The Riverside Press Cambridge
1964
|
| Eagrán: | Second edition. |
| Sraith: | The Peterson field guide series
|