Board on science and technology for international development (BOSTID). (1996). Lost crops of Africa: Grains. National academy.
Citazione stile Chigago Style (17a edizione)Board on science and technology for international development (BOSTID). Lost Crops of Africa: Grains. Washington: National academy, 1996.
Citatione MLA (9a ed.)Board on science and technology for international development (BOSTID). Lost Crops of Africa: Grains. National academy, 1996.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.