APA Format
Hill, Ivan; Hill, Ivan. (1980).
The Ethical basis of economic freedom / edited by Ivan Hill
. New York :: Preager,.
MLA Format
Hill, Ivan; Hill, Ivan.
The Ethical basis of economic freedom / edited by Ivan Hill
. New York :: Preager,, 1980
Chicago Format
Hill, Ivan; Hill, Ivan. The Ethical basis of economic freedom / edited by Ivan Hill. New York :: Preager,, 1980.