Singh, H. P. (1978). Impact of milk supply schemes on rural economy in milk collection areas of Madhavaram milk supply scheme, Chingleput - Tamil Nadu: Bench-mark survey. Indian Agricultural Statistics Research Institute.

Singh, H. P. Impact of Milk Supply Schemes on Rural Economy in Milk Collection Areas of Madhavaram Milk Supply Scheme, Chingleput - Tamil Nadu: Bench-mark Survey. New Delhi: Indian Agricultural Statistics Research Institute, 1978.

Singh, H. P. Impact of Milk Supply Schemes on Rural Economy in Milk Collection Areas of Madhavaram Milk Supply Scheme, Chingleput - Tamil Nadu: Bench-mark Survey. Indian Agricultural Statistics Research Institute, 1978.