Han, K. W. (1977). Sulfur availability to rice plants and its transfoemation in rice soil and rhizosphere [microform]. Photoduplication Service. University of the Philippines Library.
芝加哥风格引文Han, Kang Wan. Sulfur Availability to Rice Plants and Its Transfoemation in Rice Soil and Rhizosphere [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
MLA引文Han, Kang Wan. Sulfur Availability to Rice Plants and Its Transfoemation in Rice Soil and Rhizosphere [microform]. Photoduplication Service. University of the Philippines Library, 1977.
警告：这些引文格式不一定是100％准确.