Cita APA (7a ed.)
Gilson, E. (1954). THE CHURCH SPEAKS TO THE MODERN WORLD: THE SOCIAL TEACHINGS OF LEO XIII.
Cita estilo Chicago (17a ed.)
Gilson, Etienne. THE CHURCH SPEAKS TO THE MODERN WORLD: THE SOCIAL TEACHINGS OF LEO XIII. 1954.
Cita MLA (9a ed.)
Gilson, Etienne. THE CHURCH SPEAKS TO THE MODERN WORLD: THE SOCIAL TEACHINGS OF LEO XIII. 1954.
Precaución: Estas citas no son 100% exactas.