APA-viite

Kothari,C R. (2000). Research methodology: Methods and techniques (2.). New age international P,Ltd.

Chicago-tyylinen lähdeviittaus

Kothari,C R. Research Methodology: Methods and Techniques. 2. New Delhi: New age international P,Ltd, 2000.

MLA-viite

Kothari,C R. Research Methodology: Methods and Techniques. 2. New age international P,Ltd, 2000.