JACKSON ROB. (1993). STRATEGIC DATABASE MARKETING. NTC BUSINESS BOOKS.
Lua i Stíl Chicago (17ú heag.)JACKSON ROB. STRATEGIC DATABASE MARKETING. ILLINOIS: NTC BUSINESS BOOKS, 1993.
Lua MLA (9ú heag.)JACKSON ROB. STRATEGIC DATABASE MARKETING. NTC BUSINESS BOOKS, 1993.
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