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Subject Term
- advertising4
- farm journals[remove]4
- investments[remove]4
- agribusiness3
- expenditures3
- income levels2
- Internet1
- advertising agencies1
- audience analysis1
- audience research1
- commercial organizations1
- costs1
- finance1
- information services1
- information technology1
- journals1
- marketing communication1
- media selection1
- newsletters1
- online services1