APA

Gray (Clifford F); Larson (Erik W), . (2006). Project Management: The Managerial Process. : .

Chicago

Gray (Clifford F); Larson (Erik W), . 2006. Project Management: The Managerial Process. : .

Harvard

Gray (Clifford F); Larson (Erik W), . (2006). Project Management: The Managerial Process. : .

MLA

Gray (Clifford F); Larson (Erik W), . Project Management: The Managerial Process. : . 2006.