APA引文

Ray, S. K., Cummings, R. W., & Herdt, R. W. (1979). Policy planning for agricultural development. Tata McGraw-Hill.

Chicago Style (17th ed.) Citation

Ray, Susanta K., Ralph Waldo Cummings, and Robert W. Herdt. Policy Planning for Agricultural Development. New Delhi: Tata McGraw-Hill, 1979.

MLA引文

Ray, Susanta K., et al. Policy Planning for Agricultural Development. Tata McGraw-Hill, 1979.