David Fred R. (2017). Strategic Management Concepts (16.). Pearson.
Chicago-čujuhus (17. p.)David Fred R. Strategic Management Concepts. 16. Noida: Pearson, 2017.
MLA-čujuhus (9. p.)David Fred R. Strategic Management Concepts. 16. Pearson, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.