Portnoy, Matthew. Virtualization essentials / Matthew Portnoy, Phyllis Khare, Andrea Vahl. - 1st ed. - Indianapolis, IN : Wiley Pub., Inc., 2012. - p. cm. ISBN: 9781118176719 (pbk : alk. paper) 1118176715 (pbk : alk. paper) Dewey Class. No.: 004.77 / POR