APA aipamena

Williams Bill. (1978). A Sampler on Sampling (1978.). John Wiley and Sons,Inc.

Chicago Style aipamena

Williams Bill. A Sampler on Sampling. 1978. New York: John Wiley and Sons,Inc, 1978.

MLA aipamena

Williams Bill. A Sampler on Sampling. 1978. John Wiley and Sons,Inc, 1978.