Organizations
- Panjab University - (Chandigarh, Chandigarh, India) External Organization
- PEC University of Technology - (Chandigarh, India) External Organization
- Pickering & Chatto Publisher
- Pickering & Chatto Limited Publisher
- People's Hospital of Wenshan Prefecture - (Wenshan City, China) External Organization
- Penguin Classics Publisher
- Parlor Press/WAC Clearinghouse Publisher
- Pacific Coast Entomological Society Publisher
- Pennsylvania State University - (State College, Pennsylvania, United States) Organization,External Organization
- Pearson College Division Publisher
- Paris Junior College - (Paris, Texas, United States) External Organization
- Prentice Hall College Div Publisher
- PWS Publishing Company Publisher
- Precast/Prestressed Concrete Institute Publisher
- Praeger Publishers Westport, CT Publisher
- Pimenta Cultural Publisher
- Palacky University, Olomouc - (Olomouc, Czechia) Organization
- Parkland Memorial Hospital - (Dallas, Texas, United States) External Organization
- Point de Lunettes Publisher
- Phi Delta Kappa International Publisher
- Pediatric Dentistry Academic Department,Organization
- Paris Diderot University - (Paris, France) External Organization
- PLoS Neglected Tropical Diseases Publisher