Davis, J. S., & Ryan, J. G. (1987). Priority assessment in agricultural research: International and national perspectives. Australian Centre for International Agricultural Research.
Chicago Style aipamenaDavis, J. S., and J. G. Ryan. Priority Assessment in Agricultural Research: International and National Perspectives. Australia: Australian Centre for International Agricultural Research, 1987.
MLA aipamenaDavis, J. S., and J. G. Ryan. Priority Assessment in Agricultural Research: International and National Perspectives. Australian Centre for International Agricultural Research, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.