एपीए उद्धरण

(1999). Ulrich's International Periodicals Directory. R R Bowker.

शिकागो स्टाइल उद्धरण

Ulrich's International Periodicals Directory. New Jersey: R R Bowker, 1999.

एमएलए उद्धरण

Ulrich's International Periodicals Directory. R R Bowker, 1999.