For examples and help, see the Purdue Online Writing Lab -- Research & Citation Resource
Emory library also provides a more robust guide to citation: https://guides.main.library.emory.edu/citing_your_sources
If you are not sure which citation style to use, this guide has helpful advice structured by discipline. It is worth checking with your advisor or the journal you are trying to publish in to see which style you should use.
How do I cite in Chicago style?
Chicago format is typically used in history and other humanities disciplines. There are two types of Chicago format: The author-date style uses parenthetical citations, which means that the citation information is within parentheses beside the quoted or paraphrased information. The note-bibliography (NB) style requires the use of footnotes or endnotes, which means that the citation information is either at the foot of the page or at the end of the article and is noted at the end of the quoted or paraphrased text with a number in superscript. For help with Chicago style, see the following: