NASA Planetary Defense Strategy & Action Plan Working Group. (2023). NASA Planetary Defense Strategy and action plan: In support of the National Preparedness Strategy and Action Plan for Near-Earth Object Hazards and Planetary Defense. National Aeronautics and Space Administration.
Chicago Style (17th ed.) CitationNASA Planetary Defense Strategy & Action Plan Working Group. NASA Planetary Defense Strategy and Action Plan: In Support of the National Preparedness Strategy and Action Plan for Near-Earth Object Hazards and Planetary Defense. Washington, DC: National Aeronautics and Space Administration, 2023.
MLA (9th ed.) CitationNASA Planetary Defense Strategy & Action Plan Working Group. NASA Planetary Defense Strategy and Action Plan: In Support of the National Preparedness Strategy and Action Plan for Near-Earth Object Hazards and Planetary Defense. National Aeronautics and Space Administration, 2023.