Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.