Calkins, K. R. (1968). The election of Hugo Haase to the co-chairmanship of the SPD and the crisis of pre-war German social democracy.
Chicago Style (17th ed.) CitationCalkins, Kenneth R. The Election of Hugo Haase to the Co-chairmanship of the SPD and the Crisis of Pre-war German Social Democracy. 1968.
MLA (9th ed.) CitationCalkins, Kenneth R. The Election of Hugo Haase to the Co-chairmanship of the SPD and the Crisis of Pre-war German Social Democracy. 1968.
Warning: These citations may not always be 100% accurate.