APA-viite (7. p.)

SAMPATH S. (2005). SAMPLING THEORY AND METHODS (2ND.). NAROSA PUBLISHING HOUSE.

Chicago-viite (17. p.)

SAMPATH S. SAMPLING THEORY AND METHODS. 2ND. NEW DELHI: NAROSA PUBLISHING HOUSE, 2005.

MLA-viite (9. p.)

SAMPATH S. SAMPLING THEORY AND METHODS. 2ND. NAROSA PUBLISHING HOUSE, 2005.