(2000). Las Piñas City, nanalo ng U.N. environment award. Kabayan.
Style de citation Chicago (17e éd.)"Las Piñas City, Nanalo Ng U.N. Environment Award." Kabayan 2000.
Style de citation MLA (9e éd.)"Las Piñas City, Nanalo Ng U.N. Environment Award." Kabayan, 2000.
Attention : ces citations peuvent ne pas être correctes à 100%.