TY  - BOOK
AU  - Narayanapanikkar, Kavalam
TI  - Sopanatatvam (സോപാനതത്വം)
U1  - 790.2095483 
PY  - 2008///
CY  - Kozhikode
PB  - Haritham Books
KW  - Arts
KW  - Performing Arts
KW  - Sopana Music
ER  -