National Computer Security Conference Washington, National Institute of Standars and Technology, & National Computer Security Center (U.S.). (1991). 14th National computer Security Conference: October 1-4, 1991 Omni Shoreham Hotel Washington, D.C. Proceedings. [S.N.].
Παραπομπή σε μορφή Chicago (17η εκδ.)National Computer Security Conference Washington, National Institute of Standars and Technology, και National Computer Security Center (U.S.). 14th National Computer Security Conference: October 1-4, 1991 Omni Shoreham Hotel Washington, D.C. Proceedings. [S.L.]: [S.N.], 1991.
Παραπομπή σε μορφή MLA (9th εκδ.)National Computer Security Conference Washington, et al. 14th National Computer Security Conference: October 1-4, 1991 Omni Shoreham Hotel Washington, D.C. Proceedings. [S.N.], 1991.