Dyfyniad APA
Peurifoy, R. L. (1979). Construction planning, equipment, and methods (3d ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Peurifoy, R. L. Construction Planning, Equipment, and Methods. 3d ed. New York: McGraw-Hill, 1979.
Dyfyniad MLA
Peurifoy, R. L. Construction Planning, Equipment, and Methods. 3d ed. McGraw-Hill, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.