TERPSTRA VERN; SARATHY RAVI. (2000). INTERNATIONAL MARKETING (8TH.). HARCOURT COLLEGE.
Lua i Stíl Chicago (17ú heag.)TERPSTRA VERN; SARATHY RAVI. INTERNATIONAL MARKETING. 8TH. SINGAPORE: HARCOURT COLLEGE, 2000.
Lua MLA (9ú heag.)TERPSTRA VERN; SARATHY RAVI. INTERNATIONAL MARKETING. 8TH. HARCOURT COLLEGE, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.