एपीए उद्धरण

Walker, B. S. (1967). Introduction to Computer Engineering. University of London Press LTD.

शिकागो स्टाइल उद्धरण

Walker, B S. Introduction to Computer Engineering. London: University of London Press LTD, 1967.

एमएलए उद्धरण

Walker, B S. Introduction to Computer Engineering. University of London Press LTD, 1967.