APA (7th ed.) Citation

Olson, J. F. (2009). Writing skills success in 20 minutes a day (4th ed.). LearningExpress.

Chicago Style (17th ed.) Citation

Olson, Judith F. Writing Skills Success in 20 Minutes a Day. 4th ed. New York, NY: LearningExpress, 2009.

MLA (8th ed.) Citation

Olson, Judith F. Writing Skills Success in 20 Minutes a Day. 4th ed. LearningExpress, 2009.

Warning: These citations may not always be 100% accurate.