L. Kleinrock, "Queueing Systems Volume 1: Theory", Wiley, ISBN 0471491101.
W.R. Stevens, "TCP/IP Illustrated, Volume 1: The Protocols", Addison-Wesley, 1994, ISBN 0-201-63346-9.
W.R. Stevens, "TCP/IP Illustrated, Volume 2: The Implementation", Addison-Wesley, 1995, ISBN 0-201-63354-X.