APA
National Council of Applied Economics Research (New Delhi), National Council of Applied Economics Research (New Delhi), . (1969). Regional transport survey of Kerala. New Delhi: NCAER India.
Chicago
National Council of Applied Economics Research (New Delhi), National Council of Applied Economics Research (New Delhi), . 1969. Regional transport survey of Kerala. New Delhi: NCAER India.
Harvard
National Council of Applied Economics Research (New Delhi), National Council of Applied Economics Research (New Delhi), . (1969). Regional transport survey of Kerala. New Delhi: NCAER India.
MLA
National Council of Applied Economics Research (New Delhi), National Council of Applied Economics Research (New Delhi), . Regional transport survey of Kerala. New Delhi: NCAER India. 1969.
