West Bengal. Forest Department. (1953). Annual progress report on forest administration in West Bengal for the year 1949-50. Superintendent, Government Printing.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)West Bengal. Forest Department. Annual Progress Report on Forest Administration in West Bengal for the Year 1949-50. West Bengal: Superintendent, Government Printing, 1953.
MLA -ийн эшлэл (9 дэх хэвлэлт)West Bengal. Forest Department. Annual Progress Report on Forest Administration in West Bengal for the Year 1949-50. Superintendent, Government Printing, 1953.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.