Thyagarajan, M. (2023). Working plan for the Nilgiris Forest Division, 1964 to 1974. The Director of Stationary and Printing, Madras.
Lua i Stíl Chicago (17ú heag.)Thyagarajan, M. Working Plan for the Nilgiris Forest Division, 1964 to 1974. The Director of Stationary and Printing, Madras, 2023.
Lua MLA (9ú heag.)Thyagarajan, M. Working Plan for the Nilgiris Forest Division, 1964 to 1974. The Director of Stationary and Printing, Madras, 2023.
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