Tohutoro APA (7th ed.)
Beardshaw, J. (1998). Economics: A student's guide (4th ed.). PEL.
Tohutoru Kātū Chicago (17th ed.)
Beardshaw, John. Economics: A Student's Guide. 4th ed. New York: PEL, 1998.
Tohutoro MLA (9th ed.)
Beardshaw, John. Economics: A Student's Guide. 4th ed. PEL, 1998.
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