00584nam a2200193Ia 4500 24706 BIBL 20200313020032.0 820617|1974||||ag |||||||||||00010|spa|| Kruse, Herman C. Local 121728 Introducción a la teoría científica del servicio social. 2. ed. Buenos Aires Editorial ECRO 1974. 166 p. ill. Serie ISI, 1 Includes bibliographical references. Social service Local 171867 Social service History. Local 171867 17754 17754 0 0 0 361_000000000000000_K94I2 0 evl 76552 10 10 1 2016-05-27 34780 1 361 K94i2 80000000456205 2018-05-15 00:00:00 2018-05-09 r:24706 z:NCC:D 6