Cita APA

Greenberg, K. L. (1988). Effective writing: Choices and conventions. United States of America: St. Martin´s Press, Inc..

Citación estilo Chicago

Greenberg, Karen L. Effective Writing: Choices and Conventions. United States of America: St. Martin´s Press, Inc., 1988.

Cita MLA

Greenberg, Karen L. Effective Writing: Choices and Conventions. United States of America: St. Martin´s Press, Inc., 1988.