APA

Reichenbach H., . (1947). Elements of symbolic logic. New York: Macmillan Co.

Chicago

Reichenbach Hans, . 1947. Elements of symbolic logic. New York: Macmillan Co.

Harvard

Reichenbach H., . (1947). Elements of symbolic logic. New York: Macmillan Co.

MLA

Reichenbach Hans, . Elements of symbolic logic. New York: Macmillan Co. 1947.