APA সাইটেশন

Foster, D. W. (1972). Planning for products and markets. Longman.

শিকাগো স্টাইলে সাইটেশন

Foster, Douglas W. Planning for Products and Markets. London: Longman, 1972.

এমএলএ সাইটেশন

Foster, Douglas W. Planning for Products and Markets. Longman, 1972.