Sorensen, P. B. (2005). Introducing Advanced macroeconomicsgrowth & business cyclesPeter Birch Sorensen and Hans Jorgen Whitta-Jacobsen. McGraw-Hill.
Chicago-viite (17. p.)Sorensen, Peter Birch. Introducing Advanced Macroeconomicsgrowth & Business CyclesPeter Birch Sorensen and Hans Jorgen Whitta-Jacobsen. McGraw-Hill, 2005.
MLA-viite (8. p.)Sorensen, Peter Birch. Introducing Advanced Macroeconomicsgrowth & Business CyclesPeter Birch Sorensen and Hans Jorgen Whitta-Jacobsen. McGraw-Hill, 2005.
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