David Fred R. (2014). Strategic Management. PHI.
Lua i Stíl Chicago (17ú heag.)David Fred R. Strategic Management. Delhi: PHI, 2014.
Lua MLA (9ú heag.)David Fred R. Strategic Management. PHI, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.