एपीए उद्धरण

Petzinger, T. (1970). The voices of oil and honor. Paris: Berkley.

शिकागो स्टाइल उद्धरण

Petzinger, Thomas. The Voices of Oil and Honor. Paris: Berkley, 1970.

एमएलए उद्धरण

Petzinger, Thomas. The Voices of Oil and Honor. Paris: Berkley, 1970.