Czinkota, M. R., & Kotabe, M. (2001). Marketing management (2nd ed.). South-Western College Pub..
Lua i Stíl Chicago (17ú heag.)Czinkota, Michael R., agus Masaaki Kotabe. Marketing Management. 2nd ed. Cincinnati: South-Western College Pub., 2001.
Lua MLA (8ú heag.)Czinkota, Michael R., agus Masaaki Kotabe. Marketing Management. 2nd ed. South-Western College Pub., 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.