K. Pushpangadan, G. M. (1996). Travel Time, User rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266.
Dyfyniad Arddull ChicagoK. Pushpangadan, G. Murugan. Travel Time, User Rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266, 1996.
Dyfyniad MLAK. Pushpangadan, G. Murugan. Travel Time, User Rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.