Food and Agriculture Organization of the United Nations, African Training Centre for Agricultural statistics, Ibadan, Nigeria, & Smith, A. (1953). Courses on training field personnel. s.n.
芝加哥风格引文Food and Agriculture Organization of the United Nations, Ibadan African Training Centre for Agricultural statistics, 与 A. Smith. Courses on Training Field Personnel. Rome: s.n, 1953.
MLA引文Food and Agriculture Organization of the United Nations, et al. Courses on Training Field Personnel. s.n, 1953.
警告：这些引文格式不一定是100％准确.