Barker, R., & Dozina, G. (1970). Some generation problems in the rice industry in the Philippines. s.n.].
芝加哥风格引文Barker, Randolf, 与 Geronimo Dozina. Some Generation Problems in the Rice Industry in the Philippines. [Los Baños, Laguna: s.n.], 1970.
MLA引文Barker, Randolf, 与 Geronimo Dozina. Some Generation Problems in the Rice Industry in the Philippines. s.n.], 1970.
警告：这些引文格式不一定是100％准确.