.245
a	Computer studies
b	: a first course
h	Book
.020
a	0 273 01272 x
.100
a	SHELLEY, John
.005
a	20071127120203
.260
a	London
b	Pitman
c	1980
.084
a	004 SHE
.300
a	x, 225 hlm.: gamb., tab.
b	24 cm.
c	x, 225 hlm.: gamb., tab.; 24 cm.
.336
a	Book