APA (7 ম সংস্করণ) উদ্ধৃতি

Lagmay, A. V. (1950). A logical analysis of the concept of existence involved in existence propositions.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Lagmay, Alfredo Villagracia. A Logical Analysis of the Concept of Existence Involved in Existence Propositions. 1950.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Lagmay, Alfredo Villagracia. A Logical Analysis of the Concept of Existence Involved in Existence Propositions. 1950.