Cita APA (7a ed.)
Withrow, J. Effective Writing: Writing Skills for Intermediate Students of American English : Students's Book. Cambridge University.
Cita estilo Chicago (17a ed.)
Withrow, Jean. Effective Writing: Writing Skills for Intermediate Students of American English : Students's Book. Cambridge, EUA: Cambridge University.
Cita MLA (9a ed.)
Withrow, Jean. Effective Writing: Writing Skills for Intermediate Students of American English : Students's Book. Cambridge University.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.