Butler, J. A. V., Katz, B., & Zirkle, R. E. (1950). Progress in biophysics and biophysical chemistry: 12v. Pergamon Press.

Butler, J. A. V., B. Katz, and R. E. Zirkle. Progress in Biophysics and Biophysical Chemistry: 12v. New York: Pergamon Press, 1950.

Butler, J. A. V., et al. Progress in Biophysics and Biophysical Chemistry: 12v. Pergamon Press, 1950.