@Book{277430771,
author="Singh, Bir Pal",
title="Performance of Himachal agriculture",
year="1991",
publisher="Kanishka Publ. House",
address="Delhi",
note="B. P. Singh",
note="Zugl.: Agra, Univ., Diss., 1986 u.d.T.: Singh, Bir Pal: Development of agriculture in Himachal Pradesh, 1966 - 67 to 1981 -82",
isbn="8185475067",
language="Undetermined language"
}