APA (7th ed.) Citation

Penney, N., Wasowski, J. L., & Daniels, C. C. (2011). Temperature and atomic oxygen effects on helium leak rates of a candidate main interface seal. National Aeronautics and Space Administration, Glenn Research Center.

Chicago Style (17th ed.) Citation

Penney, Nicholas, Janice L. Wasowski, and Christopher C. Daniels. Temperature and Atomic Oxygen Effects on Helium Leak Rates of a Candidate Main Interface Seal. Cleveland, Ohio: National Aeronautics and Space Administration, Glenn Research Center, 2011.

MLA (8th ed.) Citation

Penney, Nicholas, et al. Temperature and Atomic Oxygen Effects on Helium Leak Rates of a Candidate Main Interface Seal. National Aeronautics and Space Administration, Glenn Research Center, 2011.

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