Immel, C. (1995). Better grammar in 30 minutes a day. Franklin Lakes, NJ: The Career Press.
Čikaški stil citiranjaImmel, Constance. Better Grammar in 30 Minutes a Day. Franklin Lakes, NJ: The Career Press, 1995.
MLA način citiranjaImmel, Constance. Better Grammar in 30 Minutes a Day. Franklin Lakes, NJ: The Career Press, 1995.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.