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-viite (17. p.)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-viite (8. p.)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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.