Dvorak, R. R. (1991). Experiential drawing. Crisp Publications.
Chicago Style (17th ed.) ZitazioaDvorak, Robert Regis. Experiential Drawing. Los Altos, Calif.: Crisp Publications, 1991.
MLA (9th ed.) ZitazioaDvorak, Robert Regis. Experiential Drawing. Crisp Publications, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.