APA-viite

Singh, S. R. (1986). Technologicl parameters in agricultural production function. Ashish.

Chicago-tyylinen lähdeviittaus

Singh, Sita Ram. Technologicl Parameters in Agricultural Production Function. Delhi: Ashish, 1986.

MLA-viite

Singh, Sita Ram. Technologicl Parameters in Agricultural Production Function. Ashish, 1986.