Cita APA (7th ed.)

Mack, A. (1970). The language of business. BBC English by Radio and Television.

Cita Chicago (17th ed.)

Mack, Angela. The Language of Business. Londres: BBC English by Radio and Television, 1970.

Cita MLA (9th ed.)

Mack, Angela. The Language of Business. BBC English by Radio and Television, 1970.