APA aipamena

COCHRAN, W. G. (1977). Sampling Techiques William G. Cochran. John Wiley & Sons.

Chicago Style aipamena

COCHRAN, William G. Sampling Techiques William G. Cochran. John Wiley & Sons, 1977.

MLA aipamena

COCHRAN, William G. Sampling Techiques William G. Cochran. John Wiley & Sons, 1977.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.