APA (7th ed.) Citation

Hallows, R. W., & Milward, H. K. (1953). Introduction to valves. Published for Wireless world [by] Iliffe.

Chicago Style (17th ed.) Citation

Hallows, Ralph Watson, and Harold Keith Milward. Introduction to Valves. London: Published for Wireless world [by] Iliffe, 1953.

MLA (9th ed.) Citation

Hallows, Ralph Watson, and Harold Keith Milward. Introduction to Valves. Published for Wireless world [by] Iliffe, 1953.

Warning: These citations may not always be 100% accurate.