एपीए उद्धरण

Pei, M. A. (1961). The Worlds Chief Languages (3rd.). George Allen Ltd.

शिकागो स्टाइल उद्धरण

Pei, Mario A. The Worlds Chief Languages. 3rd. London: George Allen Ltd, 1961.

एमएलए उद्धरण

Pei, Mario A. The Worlds Chief Languages. 3rd. George Allen Ltd, 1961.