Cita APA

Düwel, J. (2013). Hamburg: Two catastrophies in 1842 and 1943. "A blessing in disguise".

Citación estilo Chicago

Düwel, Jörn. "Hamburg: Two Catastrophies in 1842 and 1943." "A Blessing in Disguise" 2013.

Cita MLA

Düwel, Jörn. "Hamburg: Two Catastrophies in 1842 and 1943." "A Blessing in Disguise", 2013.