एपीए उद्धरण

Dudley H Williams. (1989). Spectroscopic methods in organic chemistry. London: McGraw-Hill.

शिकागो स्टाइल उद्धरण

Dudley H Williams. Spectroscopic Methods in Organic Chemistry. London: McGraw-Hill, 1989.

एमएलए उद्धरण

Dudley H Williams. Spectroscopic Methods in Organic Chemistry. London: McGraw-Hill, 1989.