Panjab Singh, Pathak,P S, & Roy,M.M. (1994). Agroforestry systems for sustainable land use. Oxford & IBH Publishing Co.Pvt.Ltd.
Chicago Style aipamenaPanjab Singh, Pathak,P S, and Roy,M.M. Agroforestry Systems for Sustainable Land Use. New Delhi: Oxford & IBH Publishing Co.Pvt.Ltd, 1994.
MLA aipamenaPanjab Singh, et al. Agroforestry Systems for Sustainable Land Use. Oxford & IBH Publishing Co.Pvt.Ltd, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.