APA (7e ed.) Bronvermelding
Spencer, M. H. (1977). Contemporary macroeconomics (3rd ed.). Worth Publishing.
Chicago (17e ed.) Bronvermelding
Spencer, Milton H. Contemporary Macroeconomics. 3rd ed. New York: Worth Publishing, 1977.
MLA (9e ed.) Bronvermelding
Spencer, Milton H. Contemporary Macroeconomics. 3rd ed. Worth Publishing, 1977.
Let op: Deze citaties zijn niet altijd 100% accuraat.