TY - BOOK AU - E.D. Ungar TI - Management of agropastoral systems in a semiarid region SN - 81-7089-184-1 U1 - 634.999 PY - 1990/// CY - Dehra Dun PB - International Book Distributors N1 - E.D. Ungar: Management of agropastoral systems in a semiarid region. Dehra Dun. International Book Distributors, 1990. 81-7089-184-1--(634.999UNG) ER -