| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Attitudes and Opinions | Paperback | 978-1-138-00391-0 (1-138-00391-3) | 2014 |
| Attitudes and Opinions | Hardcover | 978-0-8058-4769-7 (0-8058-4769-3) | 2004 |
| OSKAMP: APP SOC PSYCH _c2 | Paperback | 978-0-13-533837-7 (0-13-533837-9) | 1997 |
O.P. · O.W. · P W. · S.O. · S P · S W · Stuart Oskamp