Bibliografia
Principal
- Traité du Trait: DAMISCH, Hubert 1995 Paris: Editions de la Réunion des Musées Nationaux.
- How to Draw: A Complete Guide to Techniques and Appreciation: DANTZIC, Cynthia Maris 1999 London: Laurence King Publishing.
- Drawing on the Artist Within: EDWARDS, Betty 1987 New York: A Fireside Book published by Simon & Schuster Inc.
- The Natural Way to Draw: NICOLAIDES, Kimon 1941 Boston: Houghton Mifflin Company, 1969.
- Modos de Ver: BERGER, John 1972 Lisboa: Antígona, 2018.
- The Art of Responsive Drawing: GOLDSTEIN, Nathan 1973 5ª ed. New Jersey: Prentice-Hall, 1999.
- Drawing: A Contemporary Approach: SALE, Teel, BETTI, Claudia 2004 5ª ed. Belmont: Wadsworth Group/Thompson Learning.
Secundária
- Gramática del Arte: BELJON, J. J. 1993 Madrid: Celeste Ediciones.
- Los Nombres del Dibujo: MOLINA, Juan José Gómez (coord.) 2005 Madrid: Ediciones Cátedra.
- Drawing Acts. Studies in Graphic Expression and Representation: ROSAND, David 2012 Cambridge: Cambridge University Press.