APA (7th ed.) Citation

Worldwatch Institute, Naciones Unidas. Programa para el Medio Ambiente, & Abramovitz, J. N. (2002). Vital signs 2002: The trends that are shaping our future. W.W. Norton & Company.

Chicago Style (17th ed.) Citation

Worldwatch Institute, Naciones Unidas. Programa para el Medio Ambiente, and Janet N. Abramovitz. Vital Signs 2002: The Trends That Are Shaping Our Future. New York [etc.]: W.W. Norton & Company, 2002.

MLA (9th ed.) Citation

Worldwatch Institute, et al. Vital Signs 2002: The Trends That Are Shaping Our Future. W.W. Norton & Company, 2002.