1. Survey Weights: A Step-by-Step Guide to Calculation
:VALLIANT, Richard - DEVER, Jill A. Survey Weights: A Step-by-Step Guide to Calculation. 1st Edition. College Station : Stata Press, 2018. 183 s. ISBN 978-1-59718-260-7. [Copy count : 1, currently available 0, at library only 1]