EndNote can format your references to any style you need. Most styles are included, such as APA, AMA (JAMA), Vancouver etc.
When working in Microsoft Word, the name of this feature is a plugin for Word called Cite While You Write (CWYW). If you have already downloaded CWYW, then watch these videos to learn more about how to create in-text citations and works cited lists. Need to get your plugins? See the Install Plug-ins tab to learn how.