APA引文

Singh, Y. P. (1973). Key-communicators of agricultural innovations. Satish Book Enterprise.

Chicago Style (17th ed.) Citation

Singh, Yogendra Pal. Key-communicators of Agricultural Innovations. Agra: Satish Book Enterprise, 1973.

MLA引文

Singh, Yogendra Pal. Key-communicators of Agricultural Innovations. Satish Book Enterprise, 1973.

警告：這些引文格式不一定是100％准確.