Cisco Press, Published 2007, 3rd Bk&CD edition, ISBN 1587201909
McGraw-Hill, Published 2007, 5th edition, ISBN 0072264543
O'Reilly Media, Published 2006, 3rd edition, ISBN 0596527276
O'Reilly Media, Published 2007, ISBN 059652773X
Sams, Published 2008, ISBN 0672329301
O'Reilly Media, Published 2007, ISBN 0596102488
Apress, Published 2007, ISBN 1590597001
Cisco Press, Published 2007, Bk&DVD edition, ISBN 1587201801
O'Reilly Media, Published 2007, ISBN 0596510500
Apress, Published 2007, ISBN 1590598040
