APA (7th ed.) Citation
Ponten, B. (1983). Andreas Achenbach.
Chicago Style (17th ed.) Citation
Ponten, Birgit. Andreas Achenbach. Kiel, 1983.
MLA (9th ed.) Citation
Ponten, Birgit. Andreas Achenbach. 1983.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.