Dyfyniad APA

HEPLER, D. E. (1991). Architecture Drafting and Design / Donald E.Hepler, Paul I.Wallach and Dana J.Hepler. McGraw-Hill.

Dyfyniad Arddull Chicago

HEPLER, Donald E. Architecture Drafting and Design / Donald E.Hepler, Paul I.Wallach and Dana J.Hepler. McGraw-Hill, 1991.

Dyfyniad MLA

HEPLER, Donald E. Architecture Drafting and Design / Donald E.Hepler, Paul I.Wallach and Dana J.Hepler. McGraw-Hill, 1991.

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