Cita APA (7th ed.)
Hays, P. L. (2011). Space and security: A reference handbook. ABC-CLIO.
Cita Chicago (17th ed.)
Hays, Peter L. Space and Security: A Reference Handbook. Santa Barbara, Calif.: ABC-CLIO, 2011.
Cita MLA (9th ed.)
Hays, Peter L. Space and Security: A Reference Handbook. ABC-CLIO, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.