एपीए उद्धरण

Oppenheim,Norbert. (1980). Applied models in urban and regional analysis. Prentice Hall,INC.

शिकागो स्टाइल उद्धरण

Oppenheim,Norbert. Applied Models in Urban and Regional Analysis. New Jercy: Prentice Hall,INC, 1980.

एमएलए उद्धरण

Oppenheim,Norbert. Applied Models in Urban and Regional Analysis. Prentice Hall,INC, 1980.