Sarndal, C., Swesson, B., Wretman, J., & Swensson, B. (1992). Model assisted survey sampling. New York: Springer.
Παραπομπή Chicago StyleSarndal, Carl-Erik, Bengt Swesson, Jan Wretman, and Bengt Swensson. Model Assisted Survey Sampling. New York: Springer, 1992.
Παραπομπή MLASarndal, Carl-Erik, Bengt Swesson, Jan Wretman, and Bengt Swensson. Model Assisted Survey Sampling. New York: Springer, 1992.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.