John R Boyd. Connections communicative listening and speaking activities. New York: Regents.
Stile di citazione ChicagoJohn R Boyd. Connections Communicative Listening and Speaking Activities. New York: Regents.
Citazione MLAJohn R Boyd. Connections Communicative Listening and Speaking Activities. New York: Regents.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.