Lott and Lott (1965) who refer to interpersonal attraction as group cohesiveness conducted an extensive review on the literature and found that individuals' similarities in background (e.g., race, ethnicity, occupation, age), attitudes, values and personality traits have generally positive association with group cohesiveness.
Lott d Lott (daɣ awatay wan 1965) s ijja ɣur san as anmarha jir addinat amos aharoj olaɣan n taqqimt ijjan amiyiz ajjen fal literature tolas ijrawan tulaten n addinat daɣ edag (almital, tawset, alxidmat d awatay) alxal, alqim tan d tichit n awadim ilan harkuk assaɣ id aharoj n taqqimt olaɣan