Ferrell, Robert W. Managing opportunity / Robert W. Ferrell. - [New York] American Management Association [1972] - ix, 230 p. 24 cm. ISBN: 0814452817 LCCN: 77168772 Subjects--Topical Terms: Marketing--Management. LC Class. No.: HF5415.13 / .F47 Dewey Class. No.: 658.403 / FEM 1977