Handbook of closeness and intimacy / [edited by] Debra J. Mashek, Arthur P. Aron
Mahwah, N.J. : L. E. Associates, Publishers 2004

3rd Floor Books BF575.I5 H36 2004

The Relationship Closeness Inventory (RCI)
Ellen Berscheid, Mark Snyder and Allen M. Omoto
p. 98-101