APA
Lewis C. S., . (1968). The case for Christianity. New York: The Macmillan Company.
Chicago
Lewis C S, . 1968. The case for Christianity. New York: The Macmillan Company.
Harvard
Lewis C. S., . (1968). The case for Christianity. New York: The Macmillan Company.
MLA
Lewis C S, . The case for Christianity. New York: The Macmillan Company. 1968.