Citazione APA

Hartley, B. (1992). Streamline English: An intensive English course for intemediate students (Teacher edition). London: Oxford University.

Stile di citazione Chicago

Hartley, Bernard. Streamline English: An Intensive English Course for Intemediate Students (Teacher Edition). London: Oxford University, 1992.

Citazione MLA

Hartley, Bernard. Streamline English: An Intensive English Course for Intemediate Students (Teacher Edition). London: Oxford University, 1992.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.