Citação norma APA

Eysenbach, G., & Kohler, C. (2003). What is the prevalence of health-related searches on the World Wide Web? Qualitative and quantitative analysis of search engine queries on the Internet. American Medical Informatics Association.

Citação norma Chicago

Eysenbach, G., and Ch Kohler. What Is the Prevalence of Health-related Searches On the World Wide Web? Qualitative and Quantitative Analysis of Search Engine Queries On the Internet. American Medical Informatics Association, 2003.

Citação norma MLA

Eysenbach, G., and Ch Kohler. What Is the Prevalence of Health-related Searches On the World Wide Web? Qualitative and Quantitative Analysis of Search Engine Queries On the Internet. American Medical Informatics Association, 2003.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.