एपीए उद्धरण

Christensen, L. B. (2015). Research methods, design, and analysis. Boston: Pearson.

शिकागो स्टाइल उद्धरण

Christensen, Larry B. Research Methods, Design, and Analysis. Boston: Pearson, 2015.

एमएलए उद्धरण

Christensen, Larry B. Research Methods, Design, and Analysis. Boston: Pearson, 2015.