एपीए उद्धरण

Thoms D Cook. (1979). Quasi-experimentation: Design and analysis issues for field settings. Boston, Massachusetts: Houghton Mifflin.

शिकागो स्टाइल उद्धरण

Thoms D Cook. Quasi-experimentation: Design and Analysis Issues for Field Settings. Boston, Massachusetts: Houghton Mifflin, 1979.

एमएलए उद्धरण

Thoms D Cook. Quasi-experimentation: Design and Analysis Issues for Field Settings. Boston, Massachusetts: Houghton Mifflin, 1979.