James-Enger, K. (2005). Six-figure freelancing: The writer's guide to making more money (1st edition.). Random House Reference.
Cita Chicago (17th ed.)James-Enger, Kelly. Six-figure Freelancing: The Writer's Guide to Making More Money. 1st edition. New York: Random House Reference, 2005.
Cita MLA (9th ed.)James-Enger, Kelly. Six-figure Freelancing: The Writer's Guide to Making More Money. 1st edition. Random House Reference, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.