APA (7th ed.) Citation

Hills, M., & De Stavola, B. L. (2003). A Short introduction to stata 8 for biostatistics. Timberlake Consultants Ltd.

Chicago Style (17th ed.) Citation

Hills, Michael, and Bianca L. De Stavola. A Short Introduction to Stata 8 for Biostatistics. London: Timberlake Consultants Ltd, 2003.

MLA (9th ed.) Citation

Hills, Michael, and Bianca L. De Stavola. A Short Introduction to Stata 8 for Biostatistics. Timberlake Consultants Ltd, 2003.