Introduction to automatic controls
[by] Howard L. Harrison and John G. Bollinger.

APA Citation

Harrison, H. L., Bollinger, J. G. (1963). Introduction to automatic controls. Scranton: International Textbook Co..

MLA Citation

Harrison, Howard L, and John G Bollinger. Introduction to Automatic Controls. Scranton: International Textbook Co., 1963.

Warning: These citations may not always be complete (especially for serials).