Dyfyniad APA
Puhalla, D. (2011). Design elements, form & space: A graphic style manual for understanding structure and design. Rockport Publishers.
Dyfyniad Arddull Chicago
Puhalla, Dennis. Design Elements, Form & Space: A Graphic Style Manual for Understanding Structure and Design. Beverly, Mass.: Rockport Publishers, 2011.
Dyfyniad MLA
Puhalla, Dennis. Design Elements, Form & Space: A Graphic Style Manual for Understanding Structure and Design. Rockport Publishers, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.