Middleton John&Gorzynski Bob. (2006). Strategy Express. Capstone Publishing Ltd.
Chicago-čujuhus (17. p.)Middleton John&Gorzynski Bob. Strategy Express. England: Capstone Publishing Ltd, 2006.
MLA-čujuhus (9. p.)Middleton John&Gorzynski Bob. Strategy Express. Capstone Publishing Ltd, 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.