(2002). Conserving Philippine biodiversity. Kabayan.
Lua i Stíl Chicago (17ú heag.)"Conserving Philippine Biodiversity." Kabayan 2002.
Lua MLA (9ú heag.)"Conserving Philippine Biodiversity." Kabayan, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.