Kufinale, K. (1995). Plantation cost of production survey. Coffee Industry Corporation Ltd..
Citazione stile Chigago Style (17a edizione)Kufinale, Kessy. Plantation Cost of Production Survey. [Goroka]: Coffee Industry Corporation Ltd., 1995.
Citatione MLA (9a ed.)Kufinale, Kessy. Plantation Cost of Production Survey. Coffee Industry Corporation Ltd., 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.