APA
(1990). Development of rubber plantation in Kottayam district Kerala: An expost evaluation study. : Evaluation Series, Thiruvananthapuram No.3, National Bank for Agriculture and rural development, Thiruvananthapuram.
Chicago
1990. Development of rubber plantation in Kottayam district Kerala: An expost evaluation study. : Evaluation Series, Thiruvananthapuram No.3, National Bank for Agriculture and rural development, Thiruvananthapuram.
Harvard
(1990). Development of rubber plantation in Kottayam district Kerala: An expost evaluation study. : Evaluation Series, Thiruvananthapuram No.3, National Bank for Agriculture and rural development, Thiruvananthapuram.
MLA
Development of rubber plantation in Kottayam district Kerala: An expost evaluation study. : Evaluation Series, Thiruvananthapuram No.3, National Bank for Agriculture and rural development, Thiruvananthapuram. 1990.
