एपीए उद्धरण

Rudgley, R. (1998). Encyclopedia of psychoactive substances. Abacus.

शिकागो स्टाइल उद्धरण

Rudgley, Richard. Encyclopedia of Psychoactive Substances. London: Abacus, 1998.

एमएलए उद्धरण

Rudgley, Richard. Encyclopedia of Psychoactive Substances. Abacus, 1998.