Ranganathan, R. (1993). Analysis of yield advantage in mixed cropping. Landbouwuniversiteit Wageningen.
Chicago Style aipamenaRanganathan, Radha. Analysis of Yield Advantage in Mixed Cropping. [Wageningen: Landbouwuniversiteit Wageningen, 1993.
MLA aipamenaRanganathan, Radha. Analysis of Yield Advantage in Mixed Cropping. Landbouwuniversiteit Wageningen, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.