Cita APA (7a ed.)
American Geographical Society of New York, University of Kentucky. Department of Geography, & Taylor, A. (1950). Focus. American Geographical Society.
Cita Chicago Style (17a ed.)
American Geographical Society of New York, University of Kentucky. Department of Geography, y Alice Taylor. Focus. New York: American Geographical Society, 1950.
Cita MLA (9a ed.)
American Geographical Society of New York, et al. Focus. American Geographical Society, 1950.
Precaución: Estas citas no son 100% exactas.