Purkayastha, C. (2023). Working plan for the plains reserves on the South Bank of the Brahmaputra river in the Lakhimpur Division, Assam -1936. Assam Government Press.
Chicago-referens (17:e uppl.)Purkayastha, C. Working Plan for the Plains Reserves on the South Bank of the Brahmaputra River in the Lakhimpur Division, Assam -1936. Assam Government Press, 2023.
MLA-referens (9:e uppl.)Purkayastha, C. Working Plan for the Plains Reserves on the South Bank of the Brahmaputra River in the Lakhimpur Division, Assam -1936. Assam Government Press, 2023.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.