LOVELOC, C. (1989). Marketing Challenges Cases And Exercises Christhoper H. Lovelock, Charles B. Weinberg. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)LOVELOC, Christhoper. Marketing Challenges Cases And Exercises Christhoper H. Lovelock, Charles B. Weinberg. McGraw-Hill, 1989.
Lua MLA (8ú heag.)LOVELOC, Christhoper. Marketing Challenges Cases And Exercises Christhoper H. Lovelock, Charles B. Weinberg. McGraw-Hill, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.