O'Connor, Laurence G. Using EDP effectively in your school by Laurence G. O'Connor and Edward J. Tirello. - [Englewood Cliffs, N.J.] Prentice-Hall [1969] - 78 p. illus. 23 cm. - Successful school administration series . LCCN: 74077629 Subjects--Topical Terms: Education--Data processing. LC Class. No.: LB1028.5 / .O25 Dewey Class. No.: 371/.0028