Makkai, M. (1993). Duality and definability in first order logic.
Chicago Style (17th ed.) CitationMakkai, Michael. Duality and Definability in First Order Logic. Providence, RI, 1993.
MLA (9th ed.) CitationMakkai, Michael. Duality and Definability in First Order Logic. 1993.
Warning: These citations may not always be 100% accurate.