Clough, D. (1980). Economics of the business firm (2nd.). Prentice Hall of India Pvt Ltd.
Chicago Style (17. basım) AtıfClough, D. Economics of the Business Firm. 2nd. New Delhi: Prentice Hall of India Pvt Ltd, 1980.
MLA (9th ed.) AtıfClough, D. Economics of the Business Firm. 2nd. Prentice Hall of India Pvt Ltd, 1980.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..