Beardshaw, J. (1992). Economics: A students guide (3.). ELBS.
Chicago Edition CitationBeardshaw, John. Economics: A Students Guide. 3. London: ELBS, 1992.
Cita MLABeardshaw, John. Economics: A Students Guide. 3. ELBS, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.