Chicago uses footnotes. Page numbers are included but without P or PP.
For example, this is the third item cited within a paper and placed as a footnote:
3. David Harvey, “Modernity and Modernism,” in The Condition of Postmodernity: An Enquiry into the Origins of Cultural Change(Malden, MA: Blackwell, 1990), 12.
-----------
As for numbers: Write out numbers lower than 100. (“All nine members of the Supreme Court...”)
