Ladany Shaul P ed Management science application to leisure-time operations edited by Shaul P Ladany Ladany Shaul P ed - North-Holland NA 1975 - ix,373p. cm. - Studies in management science and systems; 4 . Standard No.: 133,841 Source: Textual Subjects--Topical Terms: ECONOMICS Dewey Class. No.: X:89M5, L5