Lagmay, A. V. (1950). A logical analysis of the concept of existence involved in existence propositions.
芝加哥风格引文Lagmay, Alfredo Villagracia. A Logical Analysis of the Concept of Existence Involved in Existence Propositions. 1950.
MLA引文Lagmay, Alfredo Villagracia. A Logical Analysis of the Concept of Existence Involved in Existence Propositions. 1950.
警告：这些引文格式不一定是100％准确.