Switzer, R. L., & Garrity, L. F. (1999). Experimental biochemistry (3rd ed.). W. H. Freeman and Co..

Switzer, Robert L., and Liam F. Garrity. Experimental Biochemistry. 3rd ed. New York: W. H. Freeman and Co., 1999.

Switzer, Robert L., and Liam F. Garrity. Experimental Biochemistry. 3rd ed. W. H. Freeman and Co., 1999.