O'Donnell, T. (2009). Sketchbook : conceptual drawings from the world's most influential designers / Timothy O'Donnell: Conceptual drawings from the world's most influential designers. Rockport Publishers.
Chicago Style (17th ed.) CitationO'Donnell, Timothy. Sketchbook : Conceptual Drawings from the World's Most Influential Designers / Timothy O'Donnell: Conceptual Drawings from the World's Most Influential Designers. Beverly, Mass.: Rockport Publishers, 2009.
MLA (9th ed.) CitationO'Donnell, Timothy. Sketchbook : Conceptual Drawings from the World's Most Influential Designers / Timothy O'Donnell: Conceptual Drawings from the World's Most Influential Designers. Rockport Publishers, 2009.
Warning: These citations may not always be 100% accurate.