APA (7th ed.) Citation

Pratt, J. M. (1972). Inorganic chemistry of vitamin B₁₂. Academic Press.

Chicago Style (17th ed.) Citation

Pratt, J. M. Inorganic Chemistry of Vitamin B₁₂. London, New York: Academic Press, 1972.

MLA (9th ed.) Citation

Pratt, J. M. Inorganic Chemistry of Vitamin B₁₂. Academic Press, 1972.