APA (7th ed.) Citation

Blalock, G. C., & Ewing, D. D. (1923). Electrical house pumping systems. Purdue University.

Chicago Style (17th ed.) Citation

Blalock, Grover Cleveland, and Dressel Dewitt Ewing. Electrical House Pumping Systems. Lafayette, Ind.: Purdue University, 1923.

MLA (9th ed.) Citation

Blalock, Grover Cleveland, and Dressel Dewitt Ewing. Electrical House Pumping Systems. Purdue University, 1923.