Cita APA (7a ed.)
Hubbell, G. S. Writing Term Papers and Reports. Barnes and Noble.
Cita estilo Chicago (17a ed.)
Hubbell, George Shelton. Writing Term Papers and Reports. Nueva York, EUA: Barnes and Noble.
Cita MLA (9a ed.)
Hubbell, George Shelton. Writing Term Papers and Reports. Barnes and Noble.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.