Andrews, J. (2010). CompTIA A+ 2009 in depth. Course Technology.
Chicago-čujuhus (17. p.)Andrews, Jean. CompTIA A+ 2009 in Depth. Boston, MA: Course Technology, 2010.
MLA-čujuhus (9. p.)Andrews, Jean. CompTIA A+ 2009 in Depth. Course Technology, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.