Add this copy of Security for Computer Networks: an Introduction to Data to cart. $14.97, good condition, Sold by Bookmans rated 5.0 out of 5 stars, ships from Tucson, AZ, UNITED STATES, published 1989 by Wiley.
Add this copy of Security for Computer Networks: an Introduction to Data to cart. $142.40, new condition, Sold by GridFreed rated 5.0 out of 5 stars, ships from San Diego, CA, UNITED STATES, published 1989 by Wiley.
Add this copy of Security for Computer Networks: an Introduction to Data to cart. $66.92, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Santa Clarita, CA, UNITED STATES, published 1984 by John Wiley & Sons.
