Styl cytowania APA

Hope, A., & Nagler, J. (1991). Guide to German historical sources in North American libraries and archives. German Historical Inst.

Styl cytowania Chicago

Hope, Anne, i Jörg Nagler. Guide to German Historical Sources in North American Libraries and Archives. Washington, DC: German Historical Inst, 1991.

Styl cytowania MLA

Hope, Anne, i Jörg Nagler. Guide to German Historical Sources in North American Libraries and Archives. German Historical Inst, 1991.