Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, Fredricks, J. A., & Simpkins, S. D. (2013). Organized out-of-school activities: Setting for peer relationships. Jossey-Bass.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, Jennifer A. Fredricks, και Sandra D. Simpkins. Organized Out-of-school Activities: Setting for Peer Relationships. San Francisco, CA: Jossey-Bass, 2013.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. Organized Out-of-school Activities: Setting for Peer Relationships. Jossey-Bass, 2013.