Oglesby, C. (1989). Productivity Improvement In Construction Clarkson H. Oglesby, Henry W. Parker, Gregory A. Howell. McGraw-Hill.
Chicago-viite (17. p.)Oglesby, Clarkson. Productivity Improvement In Construction Clarkson H. Oglesby, Henry W. Parker, Gregory A. Howell. McGraw-Hill, 1989.
MLA-viite (8. p.)Oglesby, Clarkson. Productivity Improvement In Construction Clarkson H. Oglesby, Henry W. Parker, Gregory A. Howell. McGraw-Hill, 1989.
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