एपीए उद्धरण

Waddams, A. L. (1978). Chemicals from petroleum: An introductory survey. London: John Murray.

शिकागो स्टाइल उद्धरण

Waddams, A. Lawrence. Chemicals From Petroleum: An Introductory Survey. London: John Murray, 1978.

एमएलए उद्धरण

Waddams, A. Lawrence. Chemicals From Petroleum: An Introductory Survey. London: John Murray, 1978.