Perry, P. J.
1 publication
| Perry, P. J. (detail) | |
| 1999 | Freshwater giants: hippopotamus, river dolphins, and manatees. New York, Watts Library (Franklin Watts, a division of Grolier Publishing): 1-63. — |
Bibliography and Index of the Sirenia and Desmostylia 
1 publication
| Perry, P. J. (detail) | |
| 1999 | Freshwater giants: hippopotamus, river dolphins, and manatees. New York, Watts Library (Franklin Watts, a division of Grolier Publishing): 1-63. — |