Pierce, N. F. (2009). Market led strategic change (fourth.).
Chicago-čujuhus (17. p.)Pierce, Nigel F. Market Led Strategic Change. fourth. NULL, 2009.
MLA-čujuhus (9. p.)Pierce, Nigel F. Market Led Strategic Change. fourth. 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.