Food and Agriculture Organization of the United Nations, African Training Centre for Agricultural Statistics, Ibadan, Nigeria, & Hodnett, G. E. (1953). Course on statistical methods for methods surveys. s.n.
Chicago Style aipamenaFood and Agriculture Organization of the United Nations, Ibadan African Training Centre for Agricultural Statistics, and G. E. Hodnett. Course on Statistical Methods for Methods Surveys. Rome: s.n, 1953.
MLA aipamenaFood and Agriculture Organization of the United Nations, et al. Course on Statistical Methods for Methods Surveys. s.n, 1953.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.