APA (7th ed.) Citation

Johanson, G., & Walter, H. (1994). Aqueous two-phase systems. Academic Press.

Chicago Style (17th ed.) Citation

Johanson, Gote, and Harry Walter. Aqueous Two-phase Systems. San Diego, CA: Academic Press, 1994.

MLA (8th ed.) Citation

Johanson, Gote, and Harry Walter. Aqueous Two-phase Systems. Academic Press, 1994.