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