Modi, P.N., PERT AND CPM : Program Evolution & Review Technique & Critical Path Method / By Dr. P.N. Modi and Others . - 4th ed. - Delhi: Standard Book House, 2009. - ix, 234p.: 18cm. ISBN: 9788189401252 Subjects--Topical Terms: Data ProcessingPERT and CPM Dewey Class. No.: 004.21