Vacca, J. R. (2020). Practical Internet Security. Springer US.
शिकागो स्टाइल उद्धरणVacca, John R. Practical Internet Security. Springer US, 2020.
एमएलए उद्धरणVacca, John R. Practical Internet Security. Springer US, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.