एपीए उद्धरण

(1979). Books in print: An author-title-series index to the publishers'trade list annual, eng.

शिकागो स्टाइल उद्धरण

Books in Print: An Author-title-series Index to the Publishers'trade List Annual, Eng. 1979.

एमएलए उद्धरण

Books in Print: An Author-title-series Index to the Publishers'trade List Annual, Eng. 1979.