Cita APA

Kelsch, M. L., & Kelsch, T. (1981). Writing effectively: A practical guide. Prentice-Hall.

Citación estilo Chicago

Kelsch, Mary Lynn, and Thomas Kelsch. Writing Effectively: A Practical Guide. Englewood Cliffs, N.J.: Prentice-Hall, 1981.

Cita MLA

Kelsch, Mary Lynn, and Thomas Kelsch. Writing Effectively: A Practical Guide. Prentice-Hall, 1981.