एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

K. Pushpangadan, G. Murugan. Travel Time, User Rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266, 1996.

एमएलए उद्धरण

K. Pushpangadan, G. Murugan. Travel Time, User Rate & Cost of Supply: Drinking Water in Kerala, India. Centre for Development Studies-WP266, 1996.