APA সাইটেশন

Bullough, W. S. (1967). Evolution of differentiation. Academic Press.

শিকাগো স্টাইলে সাইটেশন

Bullough, William S. Evolution of Differentiation. New York: Academic Press, 1967.

এমএলএ সাইটেশন

Bullough, William S. Evolution of Differentiation. Academic Press, 1967.