APA

SAMPATH S., . (2001). Sampling theory and methods. New Dlhi: Narosa Publishing House.

Chicago

SAMPATH S, . 2001. Sampling theory and methods. New Dlhi: Narosa Publishing House.

Harvard

SAMPATH S., . (2001). Sampling theory and methods. New Dlhi: Narosa Publishing House.

MLA

SAMPATH S, . Sampling theory and methods. New Dlhi: Narosa Publishing House. 2001.