Gaya APA
Lema, H, T. (2014).
Economic Efficiency of Organic Coffee Farmers in Kilimanjaro Region .
:
LAP Lambert Academic Publishing.
Gaya MLA
Lema, Harold, Terewaeli.
"Economic Efficiency of Organic Coffee Farmers in Kilimanjaro Region".
:
LAP Lambert Academic Publishing,
2014.
Text.