Content analysis : an introduction to its methodology

MLA

Krippendorff, Klaus. Content Analysis : an Introduction to Its Methodology. 3rd ed. Los Angeles ;: SAGE, 2013.

APA

Krippendorff, K. (2013). Content analysis : an introduction to its methodology. 3rd ed. Los Angeles ;: SAGE.

Chicago

Krippendorff, Klaus, Content Analysis: An Introduction to Its Methodology. 3rd ed. Los Angeles ;: SAGE, 2013.