If you use the library's databases for your research, you can copy and paste pre-generated citations - look out for the option as it may appear differently in each interface but is generally represented by an icon of quotation marks.
Theories - any in particular?
Henri de Toulouse-Lautrec
Weeks 3 & 4
"Dreaming Black Boy" poem
(I'm unclear of the legality on this one. The poem is pretty available online, but nothing seems legit..)
"Way up in the Air" - I can't find online access to this, and it is not available for purchase as an ebook.