.245
a	THE Delicate Balance
b	: an nvirinmental chemistry module
h	Book
.100
a	[tp]
.005
a	20080123110736
.260
a	London
b	Harper&Row
c	1978
.084
a	628.168 DEL
.300
a	142 hlm.: gamb., tab
b	28 cm.
c	142 hlm.: gamb., tab; 28 cm.
.336
a	Book