Παραπομπή APA

Sarndal, C. (1991). Model Assisted Survey Sampling. Springer.

Παραπομπή Chicago Style

Sarndal, Carl-Erik. Model Assisted Survey Sampling. New York: Springer, 1991.

Παραπομπή MLA

Sarndal, Carl-Erik. Model Assisted Survey Sampling. Springer, 1991.