Calderon, M. M., Dizon, J. T., Sajise, A. J. U., & Salvador, M. G. (2016). Willingness-to-pay of tourists for the conservation of the Ifugao rice terraces. Ecosystems & Development Journal: a Journal on Tropical Forests and Natural Resources.
Citazione stile Chigago Style (17a edizione)Calderon, Margaret M., Josefina T. Dizon, Asa Jose U. Sajise, e Myranel G. Salvador. "Willingness-to-pay of Tourists for the Conservation of the Ifugao Rice Terraces." Ecosystems & Development Journal: A Journal on Tropical Forests and Natural Resources 2016.
Citatione MLA (9a ed.)Calderon, Margaret M., et al. "Willingness-to-pay of Tourists for the Conservation of the Ifugao Rice Terraces." Ecosystems & Development Journal: A Journal on Tropical Forests and Natural Resources, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.