APA

Davis J., . (1969). PHILOSOPHICAL logic. Dordrecht: Reidel.

Chicago

Davis J.W, . 1969. PHILOSOPHICAL logic. Dordrecht: Reidel.

Harvard

Davis J., . (1969). PHILOSOPHICAL logic. Dordrecht: Reidel.

MLA

Davis J.W, . PHILOSOPHICAL logic. Dordrecht: Reidel. 1969.