: A factory-sealed copy is available on eBay for $30.00 .

If you are looking for these "useful papers," you can find them through the following sources:

: For tactical "paperwork" regarding how to beat the levels, detailed mission guides are available on platforms like IGN . Buying Options for the Mission Pack

: Used copies can be found at Noble Knight Games for approximately $5.00 .

: New copies are available at Never Die Media for $3.48 .