Gurao, R. (2015). Sampling Methods. Chandralok Prakashan.
Cita Chicago (17th ed.)Gurao, Rajendra. Sampling Methods. Kanpur: Chandralok Prakashan, 2015.
Cita MLA (9th ed.)Gurao, Rajendra. Sampling Methods. Chandralok Prakashan, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.