APA استشهاد

Sita Ram Singh. (1986). Technological parameters in agricultural production fucntion. Ashish Pub.house.

استشهاد بنمط شيكاغو

Sita Ram Singh. Technological Parameters in Agricultural Production Fucntion. Delhi: Ashish Pub.house, 1986.

MLA استشهاد

Sita Ram Singh. Technological Parameters in Agricultural Production Fucntion. Ashish Pub.house, 1986.