APA (7th ed.) Citation

Pressel, P., & Allen, N. (2013). Meeting the challenge: He Hexagon KH-9 reconnaissance satellite. American Institute of Aeronautics and Astronautics, Inc.

Chicago Style (17th ed.) Citation

Pressel, Philip, and Ned Allen. Meeting the Challenge: He Hexagon KH-9 Reconnaissance Satellite. Reston, VA: American Institute of Aeronautics and Astronautics, Inc, 2013.

MLA (9th ed.) Citation

Pressel, Philip, and Ned Allen. Meeting the Challenge: He Hexagon KH-9 Reconnaissance Satellite. American Institute of Aeronautics and Astronautics, Inc, 2013.

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