APA aipamena

Riis Nielson. (2013). Secure IT Systems (1.). Springer Berlin Heidelberg.

Chicago Style aipamena

Riis Nielson. Secure IT Systems. 1. Springer Berlin Heidelberg, 2013.

MLA aipamena

Riis Nielson. Secure IT Systems. 1. Springer Berlin Heidelberg, 2013.

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