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| Pacific Northwest, The |
Zim, Herbert S., Ph.D.; Dodge, Natt N. |
| Painted Ladies: Butterflies of North America |
Miller, Millie; Nelson, Cyndi |
| Pamphlets: Biological Control |
Animal and Plant Inspection Service |
| Parrot's Wood |
Fisk, Erma J. |
| Periodical Cicada Problem II. Evolution |
Lloyd, Monte; Dybas, Henry |
| Pest Management Specialist; Extension Course |
U.S. Air University |
| Phasmid Rearers Handbook (Stick Insects and Leaf Insects) |
Brock, Paul D. |
| Photographing Nature |
Time-Life Book Editors |
| Photography: Kodak Technical Publications |
Eastman Kodak Company |
| Pictorial Encyclopedia of Insects |
Stanek, V.J. |
| Pillbug Project: A Guide to Investigation |
Burnett, Robin |
| Plant Nematology Laboratory Manual |
Zuckerman, B.M.;MAi, W.F.;Harrison, M.B. eds. |
| Plant Stress-Insect Interactions |
Heinrichs, E.A. |
| Plant-Feeding Gall Midges of North America |
Gagne, Raymond J. |
| Plants for Dry Climates |
Duffield, Mary Rose; Jones, Warren D. |
| Pleasures of Entomology, The |
Evans, Howard E. |
| PLT Supplementary Activity Guide for Grades 7 Through 12 |
Eckman,Thomas L. |
| Pogonomyrnex Harvester Ants |
Cole, Arthur C. |
| Poisonous Dwellers of the Desert |
Dodge, Natt |
| Poisonous Plants |
Alta Vista Garden Club |
| Pond Life |
Reid, George K. |
| Pond on My Windowsill, The |
Reynolds, Christopher |
| Population Ecology |
Quick, Horace F. |
| Practical Guide for Temporary Exhibitions |
Witteborg, Lothar P. |
| Preliminary Investigation of the Arthropod Fauna of Quitobaquito Springs Area |
Kingsley, Kenneth; Bailowitz, Richard A.; Smith, Robert L. |
| Premier World Atlas |
Rand-McNally & Co. |
| Principles of Forest Entomology |
Knight, Fred; Heikkenen, Herman John |
| Principles of Insect Morphology |
Snodgrass, R.E. |
| Principles of Numerical Taxonomy |
Socal, Robert L.; Sneath, Peter H. |
| Principles of Systematic Entomology |
Ferris, Gordon Floyd |
| Proceedings of the XV International Congress of Entomology |
International Congress of Entomology |
| Progress and Prospectives for the Twentieth Century: Entomological Society of America Centennial National Symposium |
Menn, Julius J.;Steinhauer, Allen L. |
| Public Use Recommendations for the City of Tucson's Sweetwater Wetlands |
Tucson, City of:Citizen's Wetlands Recharge Advisory Committee |