Cita APA (7a ed.)
Doughty, W. E. (1912). The call of the world: Or, Every man's supreme opportunity. The Presbyterian department of missionary education.
Cita Chicago Style (17a ed.)
Doughty, William E. The Call of the World: Or, Every Man's Supreme Opportunity. New York city: The Presbyterian department of missionary education, 1912.
Cita MLA (9a ed.)
Doughty, William E. The Call of the World: Or, Every Man's Supreme Opportunity. The Presbyterian department of missionary education, 1912.
Precaución: Estas citas no son 100% exactas.