TY  - BOOK
AU  - Wetherill, Barrie.
TI  -  Elementary statistical methods
U1  - 519 
PY  - 1967///
CY  - London
PB  - Methuen
KW  - Mathematical statistics
N1  - Label mounted on t.p.: Distributed in the United States by Barnes & Noble; Includes bibliographical references (p. 321-324)
ER  -