Dyfyniad APA

Raj,Des, & Chandhok, P. (1999). Sample survey theory. Narosa.

Dyfyniad Arddull Chicago

Raj,Des, and Promod Chandhok. Sample Survey Theory. New Delhi: Narosa, 1999.

Dyfyniad MLA

Raj,Des, and Promod Chandhok. Sample Survey Theory. Narosa, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.