Gaya APA

Lewis, C.S.. (1969). The problem of pain (Cet. 1). Collins: Fontana Books.

Gaya Chicago

Lewis, C.S.. The problem of pain. Cet. 1 Collins: Fontana Books, 1969. Text.

Gaya MLA

Lewis, C.S.. The problem of pain. Cet. 1 Collins: Fontana Books, 1969. Text.

Gaya Turabian

Lewis, C.S.. The problem of pain. Cet. 1 Collins: Fontana Books, 1969. Print.