APA-viite (7. p.)

Nangle, D. W., & Erdley, C. A. 1. (2001). The role of friendship in psychological adjustment. ossey-Bass.

Chicago-viite (17. p.)

Nangle, Douglas W., ja Cynthia Anne 1964 Erdley. The Role of Friendship in Psychological Adjustment. San Francisco, Calif.: ossey-Bass, 2001.

MLA-viite (8. p.)

Nangle, Douglas W., ja Cynthia Anne 1964 Erdley. The Role of Friendship in Psychological Adjustment. ossey-Bass, 2001.