Cambridge University Press · Sunbelt Publications
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Conservation in the Soviet Union | Paperback | 978-0-521-10351-0 (0-521-10351-7) | 2009 |
| Conservation in the Soviet Union | Hardcover | 978-0-521-08432-1 (0-521-08432-6) | 1972 |
| San Diego: An Introduction to the Region | Paperback | 978-0-916251-68-0 (0-916251-68-3) | 2004 |
P.P. · P R · Philip P. · Philip Pryde · Philip R. · Philip Rust Pryde · R. P.