Meaning of (एक विषयक लेखन) ek vishayak lekhan in english
As noun :
monograph Ex:  He provided a detailed monograph in 1915
Suggested : a treatise on a particular subject, as a biographical study or study of the works of one artist
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(एक विषयक लेखन) ek vishayak lekhan
can be used as noun.. No of characters: 13 including vowels consonants matras.
Transliteration :
eka viShayaka lekhana