Belajar format criteria ,propel dll

http://web.archive.org/web/20121115181748/http://trac.propelorm.org/wiki/Documentation/1.6/BasicCRUD

http://propelorm.org/blog/2010/02/16/propel-query-by-example.html

https://web.archive.org/web/20111001083356/http://trac.propelorm.org/wiki/Documentation/1.3/Criteria

https://web.archive.org/web/20130418115652/http://trac.propelorm.org/wiki/Documentation/1.3/Relationships

http://trac.propelorm.org/127.0.0.1_8882/wiki/Documentation/1.3/BasicCRUD.html

http://www.symfony-project.org/get/pdf/jobeet-1.2-propel-en.pdf

http://www.cheat-sheets.org/saved-copy/sfmodelcriteriacriterionrsrefcard_enus.pdf

http://subcoder77.wordpress.com/2013/05/13/test-enabled-framework-for-ajax-development-with-silex-extjs-4/