Seraydarian, P. E. (1994). Writing for business results: "Learn to improve your written communication". Jack Wilson and Associates.
Cita Chicago (17th ed.)Seraydarian, Patricia E. Writing for Business Results: "Learn to Improve Your Written Communication". Illonois, Chicago: Jack Wilson and Associates, 1994.
Cita MLA (9th ed.)Seraydarian, Patricia E. Writing for Business Results: "Learn to Improve Your Written Communication". Jack Wilson and Associates, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.