00394 a2200157 4500 20260521114348.0 ENG 303.4 Schaller, Lyle E. 29556 <The> Change agent Nashville Abingdon Press 1972 207 Social change 29461 Modernization (sociology) 29557 Social class 29558 227233 227233 0 0 0 0 ATEN ATEN 2024-04-29 ABE Books 0 303.4 SCH ATEN010646 2019-07-03 00:00:00 2019-07-03 BK