APA (7th ed.) Citation

MacGregor-Morris, J. T. (1954). The inventor of the valve: A biography of Sir Ambrose Fleming. The Television Society.

Chicago Style (17th ed.) Citation

MacGregor-Morris, J. T. The Inventor of the Valve: A Biography of Sir Ambrose Fleming. [London]: The Television Society, 1954.

MLA (8th ed.) Citation

MacGregor-Morris, J. T. The Inventor of the Valve: A Biography of Sir Ambrose Fleming. The Television Society, 1954.

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