Erhun, W. O. (2019). A tree model for managing medicine use and supply. Obafemi Awolowo University Press Limited.
芝加哥风格引文Erhun, Wilson Oyekigho. A Tree Model for Managing Medicine Use and Supply. Obafemi Awolowo University Press Limited, 2019.
MLA引文Erhun, Wilson Oyekigho. A Tree Model for Managing Medicine Use and Supply. Obafemi Awolowo University Press Limited, 2019.
警告：这些引文格式不一定是100％准确.