ചങ്ങമ്പുഴ കൃഷ്ണപിളള & Changampuzha Krishna Pillai. (1964). വസന്തോത്സവം (കവിതകള്) (2nd.). Swararagasudha Publications.
Trích dẫn kiểu Chicagoചങ്ങമ്പുഴ കൃഷ്ണപിളള và Changampuzha Krishna Pillai. വസന്തോത്സവം (കവിതകള്). 2nd. Edappally: Swararagasudha Publications, 1964.
Trích dẫn MLAചങ്ങമ്പുഴ കൃഷ്ണപിളള và Changampuzha Krishna Pillai. വസന്തോത്സവം (കവിതകള്). 2nd. Swararagasudha Publications, 1964.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.