Cita APA (7a ed.)
Ur, P. (1995). Discussions that work: Task-centred fluency practice (1.vyd.). Cambridge University Press.
Cita Chicago Style (17a ed.)
Ur, Penny. Discussions That Work: Task-centred Fluency Practice. 1.vyd. Cambridge: Cambridge University Press, 1995.
Cita MLA (9a ed.)
Ur, Penny. Discussions That Work: Task-centred Fluency Practice. 1.vyd. Cambridge University Press, 1995.
Precaución: Estas citas no son 100% exactas.