एपीए उद्धरण

Langley, A., & Gray, E. V. (2005). Role of the academic librarian. Chandos Publishing.

शिकागो स्टाइल उद्धरण

Langley, Anne, और Edward Vaughan Gray. Role of the Academic Librarian. Oxford: Chandos Publishing, 2005.

एमएलए उद्धरण

Langley, Anne, और Edward Vaughan Gray. Role of the Academic Librarian. Chandos Publishing, 2005.