na INLIS000000000008099 20260306100715 0010-0326000044 ta 260306 0 eng - 635.21:316(063) 635.21:316(063) INT s Social Science Research At The International Potato Center Report Of The Second Social Science Planning Conference Peru : Internationa, Potato Center, 1981 196p. : Ilus ; 24.2 cm Research Potato International Potato Center Perpustakaan BBRMP Jawa Timur 236/2026/BBRMPJATIM