Garfinkel, S., Spafford, G., Spafford, G., & Garfinkel, S. (1996). Practical UNIX and Internet security (2nd ed., expanded & updated.). Bonn ; Cambridge, MA: O'Reilly & Associates.
Παραπομπή Chicago StyleGarfinkel, Simson, Gene Spafford, Gene Spafford, and Simson Garfinkel. Practical UNIX and Internet Security. 2nd ed., expanded & updated. Bonn ; Cambridge, MA: O'Reilly & Associates, 1996.
Παραπομπή MLAGarfinkel, Simson, Gene Spafford, Gene Spafford, and Simson Garfinkel. Practical UNIX and Internet Security. 2nd ed., expanded & updated. Bonn ; Cambridge, MA: O'Reilly & Associates, 1996.
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