Παραπομπή APA

Kerala. Bureau of Economics and Statistics. (1974). District statistical hand book. Govt. Press.

Παραπομπή Chicago Style

Kerala. Bureau of Economics and Statistics. District Statistical Hand Book. Trivandrum: Govt. Press, 1974.

Παραπομπή MLA

Kerala. Bureau of Economics and Statistics. District Statistical Hand Book. Govt. Press, 1974.