TY - BOOK AU - O'Connor,Laurence G. AU - Tirello,Edward J. TI - Using EDP effectively in your school T2 - Successful school administration series AV - LB1028.5 .O25 U1 - 371/.0028 PY - 1969///] CY - [Englewood Cliffs, N.J.] PB - Prentice-Hall KW - Education KW - Data processing KW - Local ER -