Agarwal,A. N, & Lal, K. (1997). Economics of development and planning (3rd rev. ed.). Vikas.

Agarwal,A. N, and Kundan Lal. Economics of Development and Planning. 3rd rev. ed. New Delhi: Vikas, 1997.

Agarwal,A. N, and Kundan Lal. Economics of Development and Planning. 3rd rev. ed. Vikas, 1997.