Asian Rice Farming Systems Working Group Meeting, International Rice Research Institute, & Pakistan Agricultural Research Council. (1987). Report of the Asian-Rice Farming System Working Group: 18th Asian Rice Farming Systems Working Group Meeting, 30 August - 4 September 1987. s.n].
芝加哥风格引文Asian Rice Farming Systems Working Group Meeting, International Rice Research Institute, 与 Pakistan Agricultural Research Council. Report of the Asian-Rice Farming System Working Group: 18th Asian Rice Farming Systems Working Group Meeting, 30 August - 4 September 1987. [S.l: s.n], 1987.
MLA引文Asian Rice Farming Systems Working Group Meeting, et al. Report of the Asian-Rice Farming System Working Group: 18th Asian Rice Farming Systems Working Group Meeting, 30 August - 4 September 1987. s.n], 1987.