Sendmail. - Bryan Costales; Eric Allman; Neil Rickert (O'Reilly, 1994)

Sendmail (2. ed.). - Bryan Costales; Eric Allman (O'Reilly, 1997)

Sendmail - desktop reference. - Bryan Costales; Eric Allman (O'Reilly, 1997)

Sendmail - building, installing, and aministering sendmail (3. ed.). - Bryan Costales; Eric Allman (O'Reilly, 2002)

sendmail 8.13 Companion - The sendmail administrator's reference. - Bryan Costales; George Jansen; Claus Aßmann; Gregory Neil Shapiro (O'Reilly, 2004)