Särndal, C., Swensson, B., & Wretman, J. H. (1993). Model assisted survey sampling (2., corr. print.). Springer.
Chicago Style (17th ed.) CitationSärndal, Carl-Erik, Bengt Swensson, and Jan Håkan Wretman. Model Assisted Survey Sampling. 2., corr. print. New York [u.a.]: Springer, 1993.
MLA (9th ed.) CitationSärndal, Carl-Erik, et al. Model Assisted Survey Sampling. 2., corr. print. Springer, 1993.
Warning: These citations may not always be 100% accurate.