Kershaw, D. (1994). The beginner's guide to portrait painting. Chartwell Books.
Cita Chicago (17th ed.)Kershaw, David. The Beginner's Guide to Portrait Painting. Secaucus, N.J: Chartwell Books, 1994.
Cita MLA (9th ed.)Kershaw, David. The Beginner's Guide to Portrait Painting. Chartwell Books, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.