Dyfyniad APA

New South Wales. Dept. of Lands. Integration Surveys Division. (1976). Specifications for third order levelling. Department of Lands.

Dyfyniad Arddull Chicago

New South Wales. Dept. of Lands. Integration Surveys Division. Specifications for Third Order Levelling. Sydney: Department of Lands, 1976.

Dyfyniad MLA

New South Wales. Dept. of Lands. Integration Surveys Division. Specifications for Third Order Levelling. Department of Lands, 1976.

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