Singh, D. (1986). Theory and analysis of sample survey designs. Wiley.
Citación estilo ChicagoSingh, Daroga. Theory and Analysis of Sample Survey Designs. New Delhi: Wiley, 1986.
Cita MLASingh, Daroga. Theory and Analysis of Sample Survey Designs. Wiley, 1986.
Warning: These citations may not always be 100% accurate.