Many times when you are writing a term paper or thesis, you will need to write source cards. Anytime you research something and write it down on an index card, you should include where the information was found, who wrote it, and any other pertinent information about it. You can find more information here: http://nausetschools.org/research/source...

Source cards are easy to write if you know what format you are supposed to use. For instance, APA style has one way of doing things, while MLA has one way of doing things. You can use an online bibliography generator. You can find more information here: http://www.easybib.com/...