Dyfyniad APA

Boehm, W., & Prautzsch, H. (1994). Geometric concepts for geometric design. A.K. Peters.

Dyfyniad Arddull Chicago

Boehm, Wolfgang, and Hartmut Prautzsch. Geometric Concepts for Geometric Design. Wellesley, Mass: A.K. Peters, 1994.

Dyfyniad MLA

Boehm, Wolfgang, and Hartmut Prautzsch. Geometric Concepts for Geometric Design. A.K. Peters, 1994.

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