McDonald, M. (2004). Market Segmentation. Elsevier.
Lua i Stíl Chicago (17ú heag.)McDonald, Malcolm. Market Segmentation. New Delhi: Elsevier, 2004.
Lua MLA (9ú heag.)McDonald, Malcolm. Market Segmentation. Elsevier, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.