APA (7th ed.) Citation

Penny, R. K. (1974). The experimental method: A text for students of engineering science. Longman.

Chicago Style (17th ed.) Citation

Penny, R. K. The Experimental Method: A Text for Students of Engineering Science. London: Longman, 1974.

MLA (9th ed.) Citation

Penny, R. K. The Experimental Method: A Text for Students of Engineering Science. Longman, 1974.

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