Hughes, J. (2012). SAGE Internet research methods. SAGE Publications, Inc.
Cita Chicago (17th ed.)Hughes, Jason. SAGE Internet Research Methods. Los Angeles, California: SAGE Publications, Inc, 2012.
Cita MLA (9th ed.)Hughes, Jason. SAGE Internet Research Methods. SAGE Publications, Inc, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.