Hariharan, K. (2023). Working plan Kothamangalam Forest Division (2001-02 to 2010-11). Working Plan Circle, Kerala.
Cita Chicago (17th ed.)Hariharan, K.T. Working Plan Kothamangalam Forest Division (2001-02 to 2010-11). Working Plan Circle, Kerala, 2023.
Cita MLA (9th ed.)Hariharan, K.T. Working Plan Kothamangalam Forest Division (2001-02 to 2010-11). Working Plan Circle, Kerala, 2023.
Atenció: Aquestes cites poden no estar 100% correctes.