| Type: | Index |
|---|---|
| Description: | PsycEXTRA – a gray literature database. Gray literature is material written for professionals and disseminated outside of peer-reviewed journals. Documents include newsletters, magazines, newspapers, technical and annual reports, government reports, consumer brochures, and more. |
| Publisher: | American Psychological Association (APA) |
| Publisher URL: | http://www.apa.org/ |
| Creator: | American Psychological Association (APA) |
| Search Hints: | ISSN and ISBN searches are not supported. Boolean NOT searches are not supported. |