Cassel, Claes-Magnus, 1940 Foundations of inference in survey sampling Claes-Magnus Cassel, Carl-Erik S arndal, Jan Hakan Wretman - New York : Wiley, 1977 - xi, 192 p. ; 24 cm. - Wiley series in probability and mathematical statistics . Bibliography : p. 179-186 and Includes index ISBN: 0471025631 LCCN: 77-5114 Subjects--Topical Terms: Sampling (Statistics)Estimation theory