APA-viite

National institute of rural development. (1990). Rural development statistics 1989. National institute of rural development.

Chicago-tyylinen lähdeviittaus

National institute of rural development. Rural Development Statistics 1989. Hyderabad: National institute of rural development, 1990.

MLA-viite

National institute of rural development. Rural Development Statistics 1989. National institute of rural development, 1990.