TY - BOOK AU - Simpson,Henry TI - Serious programming for the IBM PC SN - 0830609210 U1 - QA/76.8.I2594 PY - 1985/// CY - Blue Ridge Summit, Pa. PB - Tab Books KW - BASIC (Computer program language). KW - IBM Personal Computer -- Programming. N1 - The registered trademark symbol 'R' is superscript Abstracts On t.p. the registered tradem following 'IBM' and 'TM' is superscript following 'XT' ER -