A field guide to the mammals field marks of all species found north of the Mexican boundary
| Hlavní autor: | |
|---|---|
| Médium: | Kniha | 
| Jazyk: | English | 
| Vydáno: | 
        Houghton
          The Riverside Press Cambridge
    
        1964
     | 
| Vydání: | Second edition. | 
| Edice: | The Peterson field guide series
             |