Dyfyniad APA

Hawk, M. C. (1962). Theory and problems of descriptive geometry. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Hawk, Minor Clyde. Theory and Problems of Descriptive Geometry. New York: McGraw-Hill, 1962.

Dyfyniad MLA

Hawk, Minor Clyde. Theory and Problems of Descriptive Geometry. New York: McGraw-Hill, 1962.

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