APA Style
Sawyer, J, A. (1989).
Macroeconomic Theory : Keynesian and neo-walrasian models .
Britania Raya:
Harvester Wheatsheaf.
MLA Style
Sawyer, John, A.
"Macroeconomic Theory : Keynesian and neo-walrasian models".
Britania Raya:
Harvester Wheatsheaf,
1989.
Text.