एपीए उद्धरण

Schmidt, U. (1991). The New Version Norton Utilities 5.0. Galgotia Publications.

शिकागो स्टाइल उद्धरण

Schmidt, Udo. The New Version Norton Utilities 5.0. Galgotia Publications, 1991.

एमएलए उद्धरण

Schmidt, Udo. The New Version Norton Utilities 5.0. Galgotia Publications, 1991.