Southwestern Company & Hughes, J. (1997). Student handbook: Desk reference. Southwestern.
Chicago (17e ed.) BronvermeldingSouthwestern Company en James Hughes. Student Handbook: Desk Reference. Nashville, TN: Southwestern, 1997.
MLA (9e ed.) BronvermeldingSouthwestern Company en James Hughes. Student Handbook: Desk Reference. Southwestern, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.