American Psychological Association (APA)
R 3. (n.d.). MDA Glossary. Retrieved March 21, 2023, from website: http://www.expertglossary.com/definition/r-3.
Chicago Manual of Style (CMS)
R 3. www.mda.mil. MDA Glossary. DoD Missile Defense Agency. http://www.expertglossary.com/definition/r-3 (accessed: March 21, 2023).
Modern Language Association (MLA)
"R 3." MDA Glossary. DoD Missile Defense Agency. 21 March. 2023 http://www.expertglossary.com/definition/r-3.