APA-viite (7. p.)

Subade, R. F. (2005). Valuing biodiversity conservation in a world heritage site: Citizens non-use values for Tubbataha Reef National Marine Park, Philippines. Economy and Environment Program for Southeast Asia.

Chicago-viite (17. p.)

Subade, Rodelio F. Valuing Biodiversity Conservation in a World Heritage Site: Citizens Non-use Values for Tubbataha Reef National Marine Park, Philippines. Singapore: Economy and Environment Program for Southeast Asia, 2005.

MLA-viite (9. p.)

Subade, Rodelio F. Valuing Biodiversity Conservation in a World Heritage Site: Citizens Non-use Values for Tubbataha Reef National Marine Park, Philippines. Economy and Environment Program for Southeast Asia, 2005.