APA
International Labour Office, International Labour Office, . (1928). Benefits of the German Sickness insurance system. : .
Chicago
International Labour Office, International Labour Office, . 1928. Benefits of the German Sickness insurance system. : .
Harvard
International Labour Office, International Labour Office, . (1928). Benefits of the German Sickness insurance system. : .
MLA
International Labour Office, International Labour Office, . Benefits of the German Sickness insurance system. : . 1928.