APA (7th ed.) Citation

(1968). Technology of liquid Helium. National Techn. Information Service.

Chicago Style (17th ed.) Citation

Technology of Liquid Helium. Springfield, Va: National Techn. Information Service, 1968.

MLA (9th ed.) Citation

Technology of Liquid Helium. National Techn. Information Service, 1968.

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