Petro-Yura, Helen, 1929-2015 Nursing leadership : theory and process / Helen Yura, Dorothy Ozimek, Mary B. Walsh. - New York : Appleton-Century-Crofts, 1976. - xi, 237 p. : ill. ; 23 cm. Includes index. Bibliography: p. 215-232. ISBN: 0838570275 : Subjects--Topical Terms: LeadershipNursing services--Administration LC Class. No.: WY716