P. Blacklock

Computer Programming  P Blacklock Paperback. NCC Education Services, 1998-03-07 ISBN 9781902343037     Computer Programming (International Diploma in Computer Studies)  P. Blacklock Janet Rothwell Paperback. NCC Services, 1996-02-09 ISBN 9781855546554     Computer Programming  P. Blacklock Paperback. Blackwell Pub, 1993-12 ISBN 9781855542068