APA সাইটেশন

Barback,R H. (1985). The firm and its environment. Heritage Press.

শিকাগো স্টাইলে সাইটেশন

Barback,R H. The Firm and Its Environment. New Delhi: Heritage Press, 1985.

এমএলএ সাইটেশন

Barback,R H. The Firm and Its Environment. Heritage Press, 1985.