00344 a2200145 4500 8170292344 652.5 SIM 7269 10107 Simpson, Alan Mastering wordperfect 6 for DOS New Delhi BPB 1993 1993 xivii,1254p. 22cm Word processing SR 35986 35986 0 0 0 0 SRC MAIN MAIN REF 2008-09-23 0 652.5SIM 2353 2017-09-01 00:00:00 0.00 2016-10-31 SR