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Subject
- Communication and traffic48
- Tourism24
- Communication11
- Communication in family planning7
- Indonesia. Departemen Perhubungan7
- Birth control5
- Communication in rural development4
- Transportation4
- Communication policy3
- Transportation and state3
- Communication in politics2
- Mass media policy2
- Religious aspects2
- Administration1
- Aeronautics, Commercial1
- Agricultural colonies1
- Air travel1
- Commerce1
- Communicable diseases1
- Communication in management1