Smith, B. D. (1995). Breaking through: College reading (4th ed.). HarperCollins College.
Chicago Style aipamenaSmith, Brenda D. Breaking Through: College Reading. 4th ed. New York: HarperCollins College, 1995.
MLA aipamenaSmith, Brenda D. Breaking Through: College Reading. 4th ed. HarperCollins College, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.