Flower, L., & Ackerman, J. (1994). Writers at work: Strategies for communicating in business & professional settings. Harcourt Brace College Publishers.
Cita Chicago (17th ed.)Flower, Linda, i John Ackerman. Writers at Work: Strategies for Communicating in Business & Professional Settings. Fort Worth: Harcourt Brace College Publishers, 1994.
Cita MLA (9th ed.)Flower, Linda, i John Ackerman. Writers at Work: Strategies for Communicating in Business & Professional Settings. Harcourt Brace College Publishers, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.