Vishnu Narayanan Namboodiri. (1971). Pranayageethangal. National Book Stall.
Chicago Edition CitationVishnu Narayanan Namboodiri. Pranayageethangal. Kottayam: National Book Stall, 1971.
MLA Edition CitationVishnu Narayanan Namboodiri. Pranayageethangal. National Book Stall, 1971.
Warning: These citations may not always be 100% accurate.