Cita APA (7a ed.)
Haining, R. P. (Dec78). A SPATIAL MODEL FOR HIGH PLAINS AGRICULTURE. Annals of the Association of American Geographers, 68(4), 493-505.
Cita Chicago Style (17a ed.)
Haining, R. P. "A SPATIAL MODEL FOR HIGH PLAINS AGRICULTURE." Annals of the Association of American Geographers 68, no. 4 (Dec78): 493-505.
Cita MLA (9a ed.)
Haining, R. P. "A SPATIAL MODEL FOR HIGH PLAINS AGRICULTURE." Annals of the Association of American Geographers, vol. 68, no. 4, Dec78, pp. 493-505.
Precaución: Estas citas no son 100% exactas.