APA引文

Howard, A., & Howard, G. L. C. M. (1979). Wheat in India: Its production, varieties, and improvement. Periodical Expert Book Agency.

Chicago Style (17th ed.) Citation

Howard, Albert, and Gabrielle Louise Caroline Mattaei Howard. Wheat in India: Its Production, Varieties, and Improvement. Delhi: Periodical Expert Book Agency, 1979.

MLA引文

Howard, Albert, and Gabrielle Louise Caroline Mattaei Howard. Wheat in India: Its Production, Varieties, and Improvement. Periodical Expert Book Agency, 1979.