APA
Williams C. B., . (1951). Research manual for college studies and papers. New York: Harper & Brothers.
Chicago
Williams Cecil B, . 1951. Research manual for college studies and papers. New York: Harper & Brothers.
Harvard
Williams C. B., . (1951). Research manual for college studies and papers. New York: Harper & Brothers.
MLA
Williams Cecil B, . Research manual for college studies and papers. New York: Harper & Brothers. 1951.