Cita APA (7a ed.)
American Federation of Arts. 19th and 20th Century European Drawings. American Federation of Arts.
Cita estilo Chicago (17a ed.)
American Federation of Arts. 19th and 20th Century European Drawings. Nueva York, EUA: American Federation of Arts.
Cita MLA (9a ed.)
American Federation of Arts. 19th and 20th Century European Drawings. American Federation of Arts.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.