00231nam a2200097Ia 4500080001700000100001900017245004000036260002200076300001600098583001900114 a15.03.01 J72 aJohnston, B.F. aManual on food and nutrition policy bFAOaRomeITc1969 aviii, 95 p. c3/7/00kM2LMGR