Seneviratne, A.C.De.A. Analysis of factors causing job commitment of estate assistant managers towards organizational effectiveness in plantation sector - Kuliyapitiya: Wayamba University of Sri Lanka, 2013 - xi, 143p.; 30cm Subjects--Topical Terms: Job commitment Organizational effectiveness Superintendents Continuous commitment Normative commitment Dewey Class. No.: 117 / PGDBM