Cita APA (7a ed.)
Hubbell, G. S. (1969). Writing term Papers and reports. Barnes & Noble.
Cita Chicago Style (17a ed.)
Hubbell, George Shelton. Writing Term Papers and Reports. New York: Barnes & Noble, 1969.
Cita MLA (9a ed.)
Hubbell, George Shelton. Writing Term Papers and Reports. Barnes & Noble, 1969.
Precaución: Estas citas no son 100% exactas.