Gaya APA
RICHARD G FRACHEM, DAVID J. BRADLEY, HEMDA GARELICK, D. DUNCAN MARA. ().
APPROPRIATE TECHNOLOGY FOR WATER SUPPLY AND SANITATION .
:
.
Gaya Chicago
RICHARD G FRACHEM, DAVID J. BRADLEY, HEMDA GARELICK, D. DUNCAN MARA.
APPROPRIATE TECHNOLOGY FOR WATER SUPPLY AND SANITATION.
:
,
.
.
Gaya MLA
RICHARD G FRACHEM, DAVID J. BRADLEY, HEMDA GARELICK, D. DUNCAN MARA.
APPROPRIATE TECHNOLOGY FOR WATER SUPPLY AND SANITATION.
:
,
.
.
Gaya Turabian
RICHARD G FRACHEM, DAVID J. BRADLEY, HEMDA GARELICK, D. DUNCAN MARA.
APPROPRIATE TECHNOLOGY FOR WATER SUPPLY AND SANITATION.
:
,
.
.