Library Science · Information Services
निम्नलिखित सूचना सेवाओं में से 'असंगत' (odd one out) की पहचान कीजिए:
- 1रेफ़रल सेवा (Referral Service)✓
- 2समाचार पत्र कतरन सेवा (Newspaper Clipping Service)
- 3चयनात्मक सूचना प्रसार सेवा (SDI)
- 4सामयिक अभिज्ञता सेवा (CAS)
सही उत्तर देखें
रेफ़रल सेवा (Referral Service)
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