See if a specific citation style is required in your proposal.
Links to online citation help with various styles are located via the Library's Style Guides page, including...
Purdue University's OWL APA Formatting and Style Guide
The links listed down the left sidebar of this page can direct you to the help you need. You can find help with in-text citations and your bibliography. The link References: Electronic Sources will be especially useful for citing "Articles from a Database," online newspaper articles, eBooks, data sets, Web pages, Web documents, e-mails, etc. in your bibliography.