Cita APA (7th ed.)

Ruane, J. M. (2005). Essentials of research methods: A guide to social science research. Blackwell Pub..

Cita Chicago (17th ed.)

Ruane, Janet M. Essentials of Research Methods: A Guide to Social Science Research. Malden, MA: Blackwell Pub., 2005.

Cita MLA (8th ed.)

Ruane, Janet M. Essentials of Research Methods: A Guide to Social Science Research. Blackwell Pub., 2005.