एपीए उद्धरण

Peterson, W. L. (1988). Principles of economics macro (6.). Universal Book Stall.

शिकागो स्टाइल उद्धरण

Peterson, Willis L. Principles of Economics Macro. 6. New Delhi: Universal Book Stall, 1988.

एमएलए उद्धरण

Peterson, Willis L. Principles of Economics Macro. 6. Universal Book Stall, 1988.