Spatt, B. (1983). Writing from sources. St. Martin's Press.
Cita Chicago (17th ed.)Spatt, Brenda. Writing from Sources. New York: St. Martin's Press, 1983.
Cita MLA (9th ed.)Spatt, Brenda. Writing from Sources. St. Martin's Press, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.