Planas, T. (1975). Some aspects of exporting Philippine ginger. Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture and Natural Resources.
Citazione stile Chigago Style (17a edizione)Planas, T.A. Some Aspects of Exporting Philippine Ginger. Quezon City: Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture and Natural Resources, 1975.
Citatione MLA (9a ed.)Planas, T.A. Some Aspects of Exporting Philippine Ginger. Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture and Natural Resources, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.