.245
a	Clear thinking
h	Buku-Bacaan Pengaya Nonfiksi
.020
a	0860821757 [pbk]
.100
a	INGLIS, John
.005
a	20090803115324
.260
a	Cambridge
b	The National Extension College
c	1980
.084
a	153.42 ING
.300
a	77 hlm.: gamb., tab.
b	21 cm.
c	77 hlm.: gamb., tab.; 21 cm.
.336
a	Buku-Bacaan Pengaya Nonfiksi