See the documentation for the standard doc and docstrip packages doc. If you ever write a paper or book, check if the target journal or publisher has a style guide of its own. For graphics: there is a nice overview by Troy Henderson. Click it and copy the entry into your.
Questions and Feedback. Using the package Usage of the package should be quite straigthforward, when the thesis is a monograph.
Bookmark it. The title is spot on; if it isn't in there, it most likely doesn't exist yet.
Wikipedia has a nice overview of BibTeX. Then try an arbitrary scholar search; it will show a link "Import into BibTeX" below the search hit.
In addition to the summary, the preample part of the thesis should contain a list of the original articles describing briefly the main contributions of them.