Malmstadt, H. V., Enke, C. G., & Toren , E. C. (1963). Digital electronics for scientists. : Principles and experiments for those: H. V. Malmstadt, C. G. Enke. and E. C. Toren. W. A. Benjamin.

Malmstadt, H. V., C. G. Enke, and E. C. Toren. Digital Electronics for Scientists. : Principles and Experiments for Those: H. V. Malmstadt, C. G. Enke. and E. C. Toren. New York: W. A. Benjamin, 1963.

Malmstadt, H. V., et al. Digital Electronics for Scientists. : Principles and Experiments for Those: H. V. Malmstadt, C. G. Enke. and E. C. Toren. W. A. Benjamin, 1963.