There are lots of citation styles. The ones you will run into most frequently are:
MLA (humanities), Chicago/Turabian (humanities, music), Bluebook (law), APA (social sciences) and ACS (chemistry, sciences)
Here are the resources the library has on some of these styles:
Here are some more sources that can help:
It's important you learn more about your required research citation style. Many of them will have different margin requirements, title page requirements, and general format issues as well as distinct citation styles.