Som, R. K. (1973). Recall lapse in demographic enquiries. Asia Pub. House.
芝加哥风格引文Som, Ranjan Kumar. Recall Lapse in Demographic Enquiries. Bombay: Asia Pub. House, 1973.
MLA引文Som, Ranjan Kumar. Recall Lapse in Demographic Enquiries. Asia Pub. House, 1973.
警告：这些引文格式不一定是100％准确.