.245
a	The environment of learning
b	: conflict and understanding in the secondary school
h	Buku-Bacaan Pengaya Nonfiksi
.020
a	0435807536
.100
a	RICHARDSON, Elizabeth
.005
a	20090803101548
.260
a	London
b	Heinemann Educational Books
c	1977
.041
a	Inggris
.084
a	371.102 RIC
.300
a	vii, 247 hlm.
b	23 cm.
c	vii, 247 hlm.; 23 cm.
.336
a	Buku-Bacaan Pengaya Nonfiksi