Krishnaswamy Ayyar, M. (2023). Working plan for the Thadagam Valley and Bolampatty, Block III, Forests of the Palghat Forest Division, Madras Presidency, 1930 to 1939. The Superintendent Government Press, Kerala.
Chicagoスタイル(17版)引用形式Krishnaswamy Ayyar, M.H. Working Plan for the Thadagam Valley and Bolampatty, Block III, Forests of the Palghat Forest Division, Madras Presidency, 1930 to 1939. The Superintendent Government Press, Kerala, 2023.
MLA(9版)引用形式Krishnaswamy Ayyar, M.H. Working Plan for the Thadagam Valley and Bolampatty, Block III, Forests of the Palghat Forest Division, Madras Presidency, 1930 to 1939. The Superintendent Government Press, Kerala, 2023.
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