A systematic listing of subjects in alphabetical order usually used in libraries.

वर्णानुक्रमिक विषय सूची

English Usage: The library introduced an alphabetic subject catalogue to help students find materials more efficiently.

Hindi Usage: पुस्तकालय ने छात्रों की आसानी के लिए वर्णानुक्रमिक विषय सूची को पेश किया।