Flora of the upper gangetic Plain, and of the adjacent Siwalik and sub-himalayan Tracts

Duthie, I F2017-01-302017-01-301915http://hdl.handle.net/123456789/144361https://digitallibrary.punjab.gov.pk/handle/1/1172178 p.enAsienFlora of the upper gangetic Plain, and of the adjacent Siwalik and sub-himalayan TractsBook