APA (7th ed.) Citation

Kats, A. (1961). Hydrogen in alpha-quartz. Philips Research Laboratories.

Chicago Style (17th ed.) Citation

Kats, A. Hydrogen in Alpha-quartz. Eindhoven, Netherlands: Philips Research Laboratories, 1961.

MLA (8th ed.) Citation

Kats, A. Hydrogen in Alpha-quartz. Philips Research Laboratories, 1961.