एपीए उद्धरण

(2003). Skills for first certificate: Listening & Speaking. Oxford: Macmillan.

शिकागो स्टाइल उद्धरण

Skills for First Certificate: Listening & Speaking. Oxford: Macmillan, 2003.

एमएलए उद्धरण

Skills for First Certificate: Listening & Speaking. Oxford: Macmillan, 2003.