na INLIS000000000000771 20230620120931 0010-0623000015 ta 230620 g 0 eng 0851992994 631.117 631.117 AST s Aston, Julian M Science Under Scarcity : Principles and Practice for Agricultural Research Evaluation and Priority Setting / Julian M. Alston; George W. Norton; Philip G. Pardey - New York : University Press, 1995 585 hal : xxvii, ils.: lamp ; 16 x 23 cm - Agricultural Research Agricultural Research Evaluation NORTON, George W. PARDEY, Philip G. Perpustakaan Balai Besar Pengembangan Mekanisasi Pertanian 001144