एपीए उद्धरण

Ruth Ashley, J. N. F. (1985). PC DOS: Using IBM PC operating system. John Wiley and Sons.

शिकागो स्टाइल उद्धरण

Ruth Ashley, Judi N Fernandez. PC DOS: Using IBM PC Operating System. John Wiley and Sons, 1985.

एमएलए उद्धरण

Ruth Ashley, Judi N Fernandez. PC DOS: Using IBM PC Operating System. John Wiley and Sons, 1985.