Dyfyniad APA

Smith, D. W., & Crawford, J. (1983). Marine auxiliary machinery (6th ed.). Butterworths.

Dyfyniad Arddull Chicago

Smith, David W., and J. Crawford. Marine Auxiliary Machinery. 6th ed. London: Butterworths, 1983.

Dyfyniad MLA

Smith, David W., and J. Crawford. Marine Auxiliary Machinery. 6th ed. Butterworths, 1983.

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