TY - BOOK AU - Manthrivithana, N. H. TI - Factors affecting labour productivity of service department at the construction machinery division of diesel & motor engineering plc U1 - 331.118 KW - Labour productivity KW - Labour economics N1 - Project Submitted to the University of Sri Jayewardenepura in Partial Fulfillment of the Requirements for the Degree of Master of Business Administration on January 2013 ER -