Style de citation APA

Cochran, W. G. (1977). Samplilng techniques (3.). John Wiley and Sons ,Inc.

Style de citation Chicago

Cochran, William G. Samplilng Techniques. 3. New York: John Wiley and Sons ,Inc, 1977.

Style de citation MLA

Cochran, William G. Samplilng Techniques. 3. John Wiley and Sons ,Inc, 1977.