Cita APA (7a ed.)

Ford, C. E. (2005). Grammar in interaction: Adverbial clauses in American English conversations. Cambridge University Press.

Cita Chicago Style (17a ed.)

Ford, Cecilia E. Grammar in Interaction: Adverbial Clauses in American English Conversations. Cambridge NY, [etc.]: Cambridge University Press, 2005.

Cita MLA (9a ed.)

Ford, Cecilia E. Grammar in Interaction: Adverbial Clauses in American English Conversations. Cambridge University Press, 2005.