Sudarman, A. (1976). Labor utilization of household head in the rural area of Yogyakarta Special District. s.n.
芝加哥风格引文Sudarman, Ari. Labor Utilization of Household Head in the Rural Area of Yogyakarta Special District. Indonesia: s.n, 1976.
MLA引文Sudarman, Ari. Labor Utilization of Household Head in the Rural Area of Yogyakarta Special District. s.n, 1976.
警告：这些引文格式不一定是100％准确.