na INLIS000000000007950 20260203102323 0010-0226000003 ta 260203 0 eng - 001.891:63 001.891:63 ECH m ECHEVERRIA, Ruben G. Methods For Diagnosing Research System Constraints And Assessing The Impact Of Agricultural Research New Jersey : ISNAR, 1990 250p. : Ilus ; 24.5 cm Research Agricultural Perpustakaan BBRMP Jawa Timur 82/2026/BBRMPJATIM