"doyle, stephen . "
gcse computer studies for you: / stephen.. doyle - 1 ed. - u.k. : stanley thornes 1988. - ", 256p.; 27 cm."
0 7487 0381 0
computer science--
004. 166 doy
gcse computer studies for you: / stephen.. doyle - 1 ed. - u.k. : stanley thornes 1988. - ", 256p.; 27 cm."
0 7487 0381 0
computer science--
004. 166 doy