Barber,Barrington. (2007). The complete Book of Drawing Skills: Inspiring Instructuin from the World's Best-selling Drawing Teacher. Arcturus.
Cita Chicago (17th ed.)Barber,Barrington. The Complete Book of Drawing Skills: Inspiring Instructuin from the World's Best-selling Drawing Teacher. London: Arcturus, 2007.
Cita MLA (9th ed.)Barber,Barrington. The Complete Book of Drawing Skills: Inspiring Instructuin from the World's Best-selling Drawing Teacher. Arcturus, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.