MLA9
The In-text reference next to each reference opens a popup help screen that shows how to create the correct parenthetical reference for that specific entry. On the Options menu select In-text reference.
The top of the pop-up window will give you a citation for that reference, with the option to include the page number.
This is followed by MORE INFORMATION THAN YOU WILL EVER WANT TO KNOW about variations, depending on your source. Just use the library's MLA handout.
In Person - during library hours, 
By Email -