APA引文

Beardshaw, J. (1992). Economics: A students guide (3.). ELBS.

Chicago Edition Citation

Beardshaw, John. Economics: A Students Guide. 3. London: ELBS, 1992.

MLA引文

Beardshaw, John. Economics: A Students Guide. 3. ELBS, 1992.

警告：這些引文格式不一定是100％准確.