Gaya APA

COCHRAN, William G.. (1977). Sampling techniques (Ed.3). New York: John Wiley.

Gaya Chicago

COCHRAN, William G.. Sampling techniques. Ed.3 New York: John Wiley, 1977. Text.

Gaya MLA

COCHRAN, William G.. Sampling techniques. Ed.3 New York: John Wiley, 1977. Text.

Gaya Turabian

COCHRAN, William G.. Sampling techniques. Ed.3 New York: John Wiley, 1977. Print.