Gruber, R. (2006). Physical and technical secirity: And introduction. Clifton Park, NY: Thomson Delmar Learning.
Trích dẫn kiểu ChicagoGruber, Robert. Physical and Technical Secirity: And Introduction. Clifton Park, NY: Thomson Delmar Learning, 2006.
MLA CitationGruber, Robert. Physical and Technical Secirity: And Introduction. Clifton Park, NY: Thomson Delmar Learning, 2006.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.