na INLIS000000000007943 Ind 0010-1118007943 Rice cost of production in Vietnam 1968/69 rice crop and prelimiary estimates for 1970 FOX, Ray S. Ray S. Fox Saigon Agency for International Development 1971 17 p.: ill.; 26 cm. 17 p.: ill.; 26 cm. 633.18 (597)FOXr 633.18 (597) RICE PRODUCTION COSTS VIETNAM 1120/77