Science · Cataloguing Canons
निम्नलिखित में से किस उपसूत्र (canon) का प्रतिपादन डॉ. एस. आर. रंगनाथन द्वारा 1969 में किया गया था?
- 1मुद्रा का उपसूत्र (Canon of Currency)
- 2निश्चितता का उपसूत्र (Canon of Ascertainability)
- 3पुनःस्मरण मूल्य का उपसूत्र (Canon of Recall Value)✓
- 4प्रबलता का उपसूत्र (Canon of Prepotence)
सही उत्तर देखें
पुनःस्मरण मूल्य का उपसूत्र (Canon of Recall Value)
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