Younger, Mary Sue. SAS Companion for P.V. Rao's Statistical Research Methods in the Life Sciences / Mary Sue Younger. - Pacific Grove : Duxbury Press, 1998 - xi, 433 p. : ill. 23.5 cm. Includes index. ISBN: 534931421 Subjects--Topical Terms: Research National Library of Medicine Call No.: QH 323.5 / .Y68 1998