00964cam a22002891 4500 he 68002663 DLC 20260227111503.0 710901s1967 is b 00010 eng he 68002663 //r913 PL480:Is-7187 DLC DLC DLC a-is--- HV7428 .L4 364.36/095694 Leissner, Aryeh. Research project on forces acting in street corner groups [final report] submitted by Aryeh Leissner with the assistance of Nissan Rubin [and] Sally Bors. Jerusalem, 1967. 2 v. (iii, 410 l.) 27 cm. N.T. On half title: The Ministry of Social Welfare. The Tel Aviv Municipality. Bibliographical footnotes. Gangs Israel. Social work with juvenile delinquents Israel. Israel. Miśrad ha-saʻad. Tel Aviv (Israel) 33668 33668