The Travancore state manual, 1996- : v. 1, t.p. (Kerala Gazetteers Dept.) jkt. (Govt. of Kerala, Kerala Gazetteers Dept.)
The Travancore state manual, 1999- v. 1, t.p. (Kerala Gazetteers Department; Thiruvananthapuram)
Kerala state gazetteer, 1986-<1999>: v. 4, pt. 2, t.p. (Kerala State Gazetteers Department) label on t.p. verso (Kerala Gazetteers department transformed into Kerala Council for Historical Research (KCHR) as per G.O. (MS) No. 16/2001/CAD dated 15/03/2001, a society registered under the Travancore Cochin Literary, Scientific, and Charitable Societies Registration Act, XII of 1955, with effect from 17th March, 2001)