APA (7th ed.) Citation

Brugel, W. (1962). An introduction to infrared spectroscopy / by W. Brugel. Methuen.

Chicago Style (17th ed.) Citation

Brugel, W. An Introduction to Infrared Spectroscopy / by W. Brugel. Methuen, 1962.

MLA (9th ed.) Citation

Brugel, W. An Introduction to Infrared Spectroscopy / by W. Brugel. Methuen, 1962.

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