Phelps, E. S. (1970). Microeconomic foundations of employment and inflation theory. Norton.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPhelps, Edmund S. Microeconomic Foundations of Employment and Inflation Theory. New York: Norton, 1970.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPhelps, Edmund S. Microeconomic Foundations of Employment and Inflation Theory. Norton, 1970.