Παραπομπή APA
Lyall, K. (1978). Microeconomic issues of the 70s: Exercises in applied price theory (2d ed.). New York: Harper & Row.
Παραπομπή Chicago StyleLyall, Katharine. Microeconomic Issues of the 70s: Exercises in Applied Price Theory. 2d ed. New York: Harper & Row, 1978.
Παραπομπή MLALyall, Katharine. Microeconomic Issues of the 70s: Exercises in Applied Price Theory. 2d ed. New York: Harper & Row, 1978.
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