Science · Reference Services
'रेफरल सेवा' (Referral Service) प्रभावी ढंग से प्रदान करने के लिए आमतौर पर निम्नलिखित में से किसकी आवश्यकता नहीं होती है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1संस्थागत निर्देशिकाएँ (Institutional Directories)
- 2विश्वकोश (Encyclopaedias)✓
- 3संघ सूची (Union Catalogues)
- 4पुस्तकालय सूची (Library Catalogues)
सही उत्तर देखें
विश्वकोश (Encyclopaedias)
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