APA (7e ed.) Bronvermelding

Doyle, M. E. (1981). Color drawing: A marker/colored-pencil approach for architects, interior, and graphic designers and artists. Van Nostrand Reinhold.

Chicago (17e ed.) Bronvermelding

Doyle, Michael E. Color Drawing: A Marker/colored-pencil Approach for Architects, Interior, and Graphic Designers and Artists. New York: Van Nostrand Reinhold, 1981.

MLA (9e ed.) Bronvermelding

Doyle, Michael E. Color Drawing: A Marker/colored-pencil Approach for Architects, Interior, and Graphic Designers and Artists. Van Nostrand Reinhold, 1981.