एपीए उद्धरण

Key, S. (2001). Inside Out: Upper intermediate. Macmillan Education: Oxford.

शिकागो स्टाइल उद्धरण

Key, Sue. Inside Out: Upper Intermediate. Macmillan Education: Oxford, 2001.

एमएलए उद्धरण

Key, Sue. Inside Out: Upper Intermediate. Macmillan Education: Oxford, 2001.