Dyfyniad APA

McCormac, J. C. (1999). Surveying (4th ed.). Upper Saddle River, N.J.: Prentice Hall.

Dyfyniad Arddull Chicago

McCormac, Jack C. Surveying. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 1999.

Dyfyniad MLA

McCormac, Jack C. Surveying. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 1999.

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