APA (7th ed.) Citation
(1992). Gas purification by use of hot metal getter beds. [s.n.].
Chicago Style (17th ed.) Citation
Gas Purification by Use of Hot Metal Getter Beds. [s.l.]: [s.n.], 1992.
MLA (9th ed.) Citation
Gas Purification by Use of Hot Metal Getter Beds. [s.n.], 1992.
Warning: These citations may not always be 100% accurate.