(1998). Environment and natural resources atlas of the Philippines. Environment Center of the Philippines Foundation.
Style de citation Chicago (17e éd.)Environment and Natural Resources Atlas of the Philippines. Quezon City: Environment Center of the Philippines Foundation, 1998.
Style de citation MLA (9e éd.)Environment and Natural Resources Atlas of the Philippines. Environment Center of the Philippines Foundation, 1998.
Attention : ces citations peuvent ne pas être correctes à 100%.