APA
Kerala Eco & Statistics (D/O-), Kerala Eco & Statistics (D/O-), . (1986). Sample registration Kerala-rural annual report 1936. : .
Chicago
Kerala Eco & Statistics (D/O-), Kerala Eco & Statistics (D/O-), . 1986. Sample registration Kerala-rural annual report 1936. : .
Harvard
Kerala Eco & Statistics (D/O-), Kerala Eco & Statistics (D/O-), . (1986). Sample registration Kerala-rural annual report 1936. : .
MLA
Kerala Eco & Statistics (D/O-), Kerala Eco & Statistics (D/O-), . Sample registration Kerala-rural annual report 1936. : . 1986.