Mansfield, E. (1975). Microeconomic problems: Concepts, cases and tests (2nd ed.). Norton.
Citazione stile Chigago Style (17a edizione)Mansfield, Edwin. Microeconomic Problems: Concepts, Cases and Tests. 2nd ed. New York: Norton, 1975.
Citatione MLA (9a ed.)Mansfield, Edwin. Microeconomic Problems: Concepts, Cases and Tests. 2nd ed. Norton, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.