Leo XIII, P. (1891). Condition of Labor ... authorized English translation ... [to be read] on successive Sundays to your people until you will have finished it ... Catholic Review Print.
Chicago-referens (17:e uppl.)Leo XIII, Pope. Condition of Labor ... Authorized English Translation ... [to Be Read] on Successive Sundays to Your People Until You Will Have Finished It ... Toronto: Catholic Review Print, 1891.
MLA-referens (8:e uppl.)Leo XIII, Pope. Condition of Labor ... Authorized English Translation ... [to Be Read] on Successive Sundays to Your People Until You Will Have Finished It ... Catholic Review Print, 1891.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.