David Fred. (2016). Strategic Management: Concepts and Cases (15th.). Pearson.
Lua i Stíl Chicago (17ú heag.)David Fred. Strategic Management: Concepts and Cases. 15th. Pearson, 2016.
Lua MLA (9ú heag.)David Fred. Strategic Management: Concepts and Cases. 15th. Pearson, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.