APA (7th ed.) Citation

Padilla, J. E., Tolosa, M. O., & Ansula, A. D. (2005). Getting users to pay for conservation: A guide to site-based sustainable user free schemes. WWF-Philippines.

Chicago Style (17th ed.) Citation

Padilla, Jose E., Marilyn O. Tolosa, and Andreline D. Ansula. Getting Users to Pay for Conservation: A Guide to Site-based Sustainable User Free Schemes. [Manila]: WWF-Philippines, 2005.

MLA (9th ed.) Citation

Padilla, Jose E., et al. Getting Users to Pay for Conservation: A Guide to Site-based Sustainable User Free Schemes. WWF-Philippines, 2005.