Style de citation APA (7e éd.)

Leese, C. (1929). Collective bargaining among photo-engravers in Philadelphia: Ordinary methods applied to an occupation which is both an art and a manual trade. University of Pennsylvania Press.

Style de citation Chicago (17e éd.)

Leese, Charles. Collective Bargaining Among Photo-engravers in Philadelphia: Ordinary Methods Applied to an Occupation Which Is Both an Art and a Manual Trade. Philadelphia: University of Pennsylvania Press, 1929.

Style de citation MLA (8e éd.)

Leese, Charles. Collective Bargaining Among Photo-engravers in Philadelphia: Ordinary Methods Applied to an Occupation Which Is Both an Art and a Manual Trade. University of Pennsylvania Press, 1929.