Glasziou, P., & Heneghan, C. (2009). A spotter's guide to study designs.
Chicago Style (17th ed.) CitationGlasziou, P., and C. Heneghan. A Spotter's Guide to Study Designs. 2009.
MLA (9th ed.) CitationGlasziou, P., and C. Heneghan. A Spotter's Guide to Study Designs. 2009.
Warning: These citations may not always be 100% accurate.