APA (7th ed.) Citation

Johnson, P. C. (1993). HyperVentilate users manual: A software guidance system created for vapor extraction applications. [U.S. Environmental Protection Agency, Solid Waste and Emergency Response].

Chicago Style (17th ed.) Citation

Johnson, Paul C. HyperVentilate Users Manual: A Software Guidance System Created for Vapor Extraction Applications. Houston, TX (P.O. Box 1380, Houston 77251): [U.S. Environmental Protection Agency, Solid Waste and Emergency Response], 1993.

MLA (9th ed.) Citation

Johnson, Paul C. HyperVentilate Users Manual: A Software Guidance System Created for Vapor Extraction Applications. [U.S. Environmental Protection Agency, Solid Waste and Emergency Response], 1993.

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