Παραπομπή APA

Hill, H. (1973). Mark Twain: God's fool. Harper & Row.

Παραπομπή Chicago Style

Hill, Hamlin. Mark Twain: God's Fool. New York: Harper & Row, 1973.

Παραπομπή MLA

Hill, Hamlin. Mark Twain: God's Fool. Harper & Row, 1973.