Quest Software, established in 1987, acquired TOAD in October 1998and became part of Dell in September 2012== Books ==* "Toad Pocket Reference for Oracle plsql 1st Edition" by Jim McDaniel and Patrick McGrath, O'Reilly, 2002 (ISBN 0596003374, ISBN 978-0-596-00337-1)* "Toad Pocket Reference for Oracle 2nd Edition" by Jeff Smith, Bert Scalzo, and Patrick McGrath, O'Reilly, 2005 (ISBN 0596009712, ISBN 978-0-596-00971-7)* "TOAD Handbook" by Bert Scalzo and Dan Hotka, Sams, 2003 (ISBN 0672324865, ISBN 978-0-672-32486-4)* "TOAD Handbook 2nd Edition" by Bert Scalzo and Dan Hotka, Addison-Wesley Professional, 2009 (ISBN 0321649109, ISBN 978-0-321-64910-2).
* "Toad Pocket Reference for Oracle 2nd Edition" by Jeff Smith, Bert Scalzo, and Patrick McGrath, O’Reilly, 2005 (ISBN 0596009712, ISBN 978-0596009717)* "TOAD Handbook 2nd Edition" by Bert Scalzo and Dan Hotka, Addison-Wesley Professional, 2009 (ISBN 0321649109, ISBN 978-0321649102)* Official Toad User Community* Quest Adds Toad to Suite of Oracle Developer Tools* AskToad.com — Toad for Oracle knowledge base site