Barrett, N. S. (1975). The theory of macroeconomic policy (2nd ed.). Prentice-Hall.
Chicago Style (17. basım) AtıfBarrett, Nancy Smith. The Theory of Macroeconomic Policy. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1975.
MLA (9th ed.) AtıfBarrett, Nancy Smith. The Theory of Macroeconomic Policy. 2nd ed. Prentice-Hall, 1975.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..