Narayanan, P. K. Effectiveness of slides in communicating farm information to rural audience.
芝加哥风格引文Narayanan, P. K. Effectiveness of Slides in Communicating Farm Information to Rural Audience.
MLA引文Narayanan, P. K. Effectiveness of Slides in Communicating Farm Information to Rural Audience.
警告：这些引文格式不一定是100％准确.