na INLIS000000000000014 20210519132546 210519||||||||| | ||| |||| || | 010-0521000014 id 631 631 PAO p F.A.O regional office for Asia and the far east, Bangkok Pedoman management usahatani ( farm management manual ) Jakarta C.V Yasaguna Jakarta 1965 164 p., iII .; 21X14 CM.