Fitting, M., & Mendelsohn, R. L. (1998). First-order modal logic / Melvin Fitting and Richard L. Mendelsohn. Kluwer Academic.
Chicago Style (17th ed.) CitationFitting, Melvin, and Richard L. Mendelsohn. First-order Modal Logic / Melvin Fitting and Richard L. Mendelsohn. Dordrecht ; London: Kluwer Academic, 1998.
MLA (9th ed.) CitationFitting, Melvin, and Richard L. Mendelsohn. First-order Modal Logic / Melvin Fitting and Richard L. Mendelsohn. Kluwer Academic, 1998.
Warning: These citations may not always be 100% accurate.