Dyfyniad APA

Rich, B. (1963). Schaum's outline of principles and problems of plane geometry. McGraw Hill.

Dyfyniad Arddull Chicago

Rich, Barnett. Schaum's Outline of Principles and Problems of Plane Geometry. New York: McGraw Hill, 1963.

Dyfyniad MLA

Rich, Barnett. Schaum's Outline of Principles and Problems of Plane Geometry. McGraw Hill, 1963.

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