1. Exploring research Salkind, Neil J. Harlow, Essex : Pearson Education Limited, [2022]. GDM516 GDM517
2. Training and education in professional psychology. Washington, D.C. : American Psychological Association, ©2006- CP616
3. Family relations. Minneapolis, Minn. : National Council on Family Relations, 1980- SW131 SW460 COUN380
