Παραπομπή APA

Lal Das,D K. (2005). Designs of social research. Rawat publications.

Παραπομπή Chicago Style

Lal Das,D K. Designs of Social Research. Jaipur: Rawat publications, 2005.

Παραπομπή MLA

Lal Das,D K. Designs of Social Research. Rawat publications, 2005.