APA সাইটেশন

Ferrell, R. W. (1972). Managing opportunity. American Management Association.

শিকাগো স্টাইলে সাইটেশন

Ferrell, Robert W. Managing Opportunity. U.S.A: American Management Association, 1972.

এমএলএ সাইটেশন

Ferrell, Robert W. Managing Opportunity. American Management Association, 1972.