(1988). Gottfried Honegger: Paintings, sculpture, drawings and prints.
Chicago-Zitierstil (17. Ausg.)Gottfried Honegger: Paintings, Sculpture, Drawings and Prints. London, 1988.
MLA-Zitierstil (8. Ausg.)Gottfried Honegger: Paintings, Sculpture, Drawings and Prints. 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.