Popkin, B. M. (1974). An Evaluation of alternate vitamin A interventions in the Philippines. Cornell University.
Chicago Style (17th ed.) CitationPopkin, Barry Michael. An Evaluation of Alternate Vitamin A Interventions in the Philippines. Ithaca, NY: Cornell University, 1974.
MLA引文Popkin, Barry Michael. An Evaluation of Alternate Vitamin A Interventions in the Philippines. Cornell University, 1974.
警告:這些引文格式不一定是100%准確.