Dyfyniad APA

Oglesby, C. (1989). Productivity Improvement In Construction Clarkson H. Oglesby, Henry W. Parker, Gregory A. Howell. McGraw-Hill.

Dyfyniad Arddull Chicago

Oglesby, Clarkson. Productivity Improvement In Construction Clarkson H. Oglesby, Henry W. Parker, Gregory A. Howell. McGraw-Hill, 1989.

Dyfyniad MLA

Oglesby, Clarkson. Productivity Improvement In Construction Clarkson H. Oglesby, Henry W. Parker, Gregory A. Howell. McGraw-Hill, 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.