Ramankutty, A. (2023). Working plan Nilambur (North) Forest Division (2001-02 to 2010–11). Working Plan Circle, Kerala.
Cita Chicago (17th ed.)Ramankutty, A. Working Plan Nilambur (North) Forest Division (2001-02 to 2010–11). Working Plan Circle, Kerala, 2023.
Cita MLA (9th ed.)Ramankutty, A. Working Plan Nilambur (North) Forest Division (2001-02 to 2010–11). Working Plan Circle, Kerala, 2023.
Atenció: Aquestes cites poden no estar 100% correctes.