Popkin, B. M. (1974). An Evaluation of alternate vitamin A interventions in the Philippines. Cornell University.
Chicagoスタイル(17版)引用形式Popkin, Barry Michael. An Evaluation of Alternate Vitamin A Interventions in the Philippines. Ithaca, NY: Cornell University, 1974.
MLA(9版)引用形式Popkin, Barry Michael. An Evaluation of Alternate Vitamin A Interventions in the Philippines. Cornell University, 1974.
警告: この引用は必ずしも正確ではありません.