APA (7e ed.) Bronvermelding

KRISTIANTO, L. (1997). English for special purposes convertational approach Telephone. Visipro.

Chicago (17e ed.) Bronvermelding

KRISTIANTO, Lanny. English for Special Purposes Convertational Approach Telephone. Jakarta: Visipro, 1997.

MLA (9e ed.) Bronvermelding

KRISTIANTO, Lanny. English for Special Purposes Convertational Approach Telephone. Visipro, 1997.

Let op: Deze citaties zijn niet altijd 100% accuraat.