International Conference on Environment and Development Isabela, Philippines, Ploeg, a. v. d., & Masipiqueña, A. B. (2005). The future of the Sierra Madre: Responding to social and ecological changes : proceedings of the fifth international conference on environment and development. Cagayan Valley Program on Environment and Development.
Citace podle Chicago (17th ed.)International Conference on Environment and Development Isabela, Philippines, an van der Ploeg, a Andres B. Masipiqueña. The Future of the Sierra Madre: Responding to Social and Ecological Changes : Proceedings of the Fifth International Conference on Environment and Development. [Isabela]: Cagayan Valley Program on Environment and Development, 2005.
Citace podle MLA (9th ed.)International Conference on Environment and Development Isabela, Philippines, et al. The Future of the Sierra Madre: Responding to Social and Ecological Changes : Proceedings of the Fifth International Conference on Environment and Development. Cagayan Valley Program on Environment and Development, 2005.