| • frequency graph | |
| आवृत्ति: issue rote recapitulation return reprint | |
| आलेख: curve survey sketch treatise record dictation | |
आवृत्ति आलेख अंग्रेज़ी में
[ avrti alekh ]
| • frequency graph | |
| आवृत्ति: issue rote recapitulation return reprint | |
| आलेख: curve survey sketch treatise record dictation | |
