APA (7th ed.) Citation

Berger, W., & Willner, E. (1971). Development of 2021 aluminum alloy propellant tanks. Journal of Spacecraft & Rockets, 8, 69. https://doi.org/10.2514/3.30219

Chicago Style (17th ed.) Citation

Berger, W., and E. Willner. "Development of 2021 Aluminum Alloy Propellant Tanks." Journal of Spacecraft & Rockets 8 (1971): 69. https://doi.org/10.2514/3.30219.

MLA (9th ed.) Citation

Berger, W., and E. Willner. "Development of 2021 Aluminum Alloy Propellant Tanks." Journal of Spacecraft & Rockets, vol. 8, 1971, p. 69, https://doi.org/10.2514/3.30219.