Watson, D. S., & Holman, M. A. (1977). Price theory and its uses: Instructor's manual (4a. ed.). Houghton Mifflin.
Chicago Style (17. basım) AtıfWatson, Donald Stevenson, ve Mary A. Holman. Price Theory and Its Uses: Instructor's Manual. 4a. ed. Boston: Houghton Mifflin, 1977.
MLA (9th ed.) AtıfWatson, Donald Stevenson, ve Mary A. Holman. Price Theory and Its Uses: Instructor's Manual. 4a. ed. Houghton Mifflin, 1977.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..