Não informado. (1938). Philippine Journal of Forestry. Department of Agriculture and Natural Resources.
Style de citation Chicago (17e éd.)Não informado. Philippine Journal of Forestry. Manila: Department of Agriculture and Natural Resources, 1938.
Style de citation MLA (8e éd.)Não informado. Philippine Journal of Forestry. Department of Agriculture and Natural Resources, 1938.
Attention : ces citations peuvent ne pas être correctes à 100%.