Immel, C. &. S. (2011). Better grammar in 30 minutes a day. Petaling Jaya: Advantage Quest Publications.
Chicago Style CitationImmel, Constance & Sacks. Better Grammar in 30 Minutes a Day. Petaling Jaya: Advantage Quest Publications, 2011.
MLA CitationImmel, Constance & Sacks. Better Grammar in 30 Minutes a Day. Petaling Jaya: Advantage Quest Publications, 2011.
Warning: These citations may not always be 100% accurate.