APA aipamena

Waetzoldt, S. (1970). Art treasures in Germany. Paul Hamlyn.

Chicago Style aipamena

Waetzoldt, Stephan. Art Treasures in Germany. Paul Hamlyn, 1970.

MLA aipamena

Waetzoldt, Stephan. Art Treasures in Germany. Paul Hamlyn, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.