&rfr_id=info%3Asid%2Fwww.hebis.de%3AHeBIS&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.date=1938&rft.btitle=A preliminary annotated list of fruit pests of the north-west frontier province&rft.au=Pruthi, Hem Singhdatl=1897-1969&rft.place=Delhi&rft.pub=Manager of Publications&rft.tpages=22 Seiten&rft.genre=book
