Cita APA (7th ed.)

Gunatilake, H. M., Wickramasinghe, W., & Abeygunawardena, P. (2007). Time preference and natural resource use by local communities: The case of Sinharaja Forest in Sri Lanka. Asian Development Bank.

Cita Chicago (17th ed.)

Gunatilake, Herath M., Wimal Wickramasinghe, i P. Abeygunawardena. Time Preference and Natural Resource Use by Local Communities: The Case of Sinharaja Forest in Sri Lanka. Metro Manila, Philippines: Asian Development Bank, 2007.

Cita MLA (9th ed.)

Gunatilake, Herath M., et al. Time Preference and Natural Resource Use by Local Communities: The Case of Sinharaja Forest in Sri Lanka. Asian Development Bank, 2007.