Lagmay, A. V. (1977). A logical analysis of the concept of existence involved in existence propositions [microform]. Photoduplication Service. University of the Philippines Library.
Style de citation Chicago (17e éd.)Lagmay, Alfredo Villagracia. A Logical Analysis of the Concept of Existence Involved in Existence Propositions [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Style de citation MLA (9e éd.)Lagmay, Alfredo Villagracia. A Logical Analysis of the Concept of Existence Involved in Existence Propositions [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.