Sample survey: theory and practice.
WARWICK (Donald P) and LININGER (Charles A).
Sample survey: theory and practice. - New York. McGraw-Hill Book Company., 1975 - viii,344
0 07 068395 6
300.72 WARS
Sample survey: theory and practice. - New York. McGraw-Hill Book Company., 1975 - viii,344
0 07 068395 6
300.72 WARS