APA সাইটেশন

Crawford. (1981). Plastic engineering (2nd ed.). Pergaman Press.

শিকাগো স্টাইলে সাইটেশন

Crawford. Plastic Engineering. 2nd ed. NeewYork: Pergaman Press, 1981.

এমএলএ সাইটেশন

Crawford. Plastic Engineering. 2nd ed. Pergaman Press, 1981.