K. Pushpangadan, G. M. (1996). Travel Time, User rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266.
Chicago Stili AlıntıK. Pushpangadan, G. Murugan. Travel Time, User Rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266, 1996.
MLA AlıntıK. Pushpangadan, G. Murugan. Travel Time, User Rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266, 1996.
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