.245
a	Draft value analysis of materials used in rural water supply systems
b	: progres report.
h	Book
.100
a	Hofman H.
.005
a	00000000000000
.260
a	Bandung: [IWACO], 1982.
b
c	2000
.084
a	YM Kru
.300
a	i, 32 hlm.
b	gamb., tab., 25 cm.
c	i, 32 hlm.; gamb., tab., 25 cm.
.336
a	Book