एपीए उद्धरण

Brown, A., & Burrows, E. (1977). Regional economic problems. George Allen &Unwin.

शिकागो स्टाइल उद्धरण

Brown, A.J, और E.M Burrows. Regional Economic Problems. London: George Allen &Unwin, 1977.

एमएलए उद्धरण

Brown, A.J, और E.M Burrows. Regional Economic Problems. George Allen &Unwin, 1977.