Cita APA

Withrow, J. 1., & Withrow, J. 1. (1987). Effective writing: Writing skills for intermediate students of American English. Cambridge: Cambridge University Press.

Citación estilo Chicago

Withrow, Jean 1937-, y Jean 1937- Withrow. Effective Writing: Writing Skills for Intermediate Students of American English. Cambridge: Cambridge University Press, 1987.

Cita MLA

Withrow, Jean 1937-, y Jean 1937- Withrow. Effective Writing: Writing Skills for Intermediate Students of American English. Cambridge: Cambridge University Press, 1987.