Cita APA (7th ed.)
Hubbell, G. S. (1969). Writing term Papers and reports. Barnes & Noble.
Cita Chicago (17th ed.)
Hubbell, George Shelton. Writing Term Papers and Reports. New York: Barnes & Noble, 1969.
Cita MLA (9th ed.)
Hubbell, George Shelton. Writing Term Papers and Reports. Barnes & Noble, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.