APA
(102017). Consumers preferences and willingness to pay for certified vegetables in Ouagadougou, Burkina Faso (record number 23845). : Unpublished.
Chicago
102017. Consumers preferences and willingness to pay for certified vegetables in Ouagadougou, Burkina Faso (record number 23845). : Unpublished.
Harvard
(102017). Consumers preferences and willingness to pay for certified vegetables in Ouagadougou, Burkina Faso (record number 23845). : Unpublished.
MLA
Consumers preferences and willingness to pay for certified vegetables in Ouagadougou, Burkina Faso (record number 23845). : Unpublished. 102017.