TY - BOOK AU - Tischer,Michael TI - PC system programming for developers SN - 1557550360 U1 - QA/76.66 PY - 1989/// CY - Grand Rapids PB - Abacus N1 - Notes Registration No: 22550 ( al) Notes Registration No: 22550 ( al) Includes two computer disks (5 1/4 in). Notes Registration No: 22550 ( al) Not Copies of the work may alsobe accompanied by a 3 1/2 in Notes Registration No: 22550 ( al) Not computer disk available from the counter ER -