APA citiranje

Villegas, B. M. (1993). Philippine vision of sustainable development. Southeast Asian Science Foundation.

Chicago Style (17th ed.) Citation

Villegas, Bernardo M. Philippine Vision of Sustainable Development. Greenhills, Metro Manila: Southeast Asian Science Foundation, 1993.

MLA citiranje

Villegas, Bernardo M. Philippine Vision of Sustainable Development. Southeast Asian Science Foundation, 1993.