Míreanna comhchosúla: Vital Signs 2000 :
- Vital Signs 1994 : The Trends That Are Shaping Our Future /
- Vital Signs 1996 : The Trends That Are Shaping Our Future /
- Vital Signs 1998 : The Environmental Trends that Are Shaping Our Future /
- Vital Signs 1999 : The Environmental Trends that Are Shaping Our Future /
- Vital Signs 1997 : The Environmental Trends that Are Shaping Our Future /
- Vital Signs 2001 : The Trends that Are Shaping Our Future /
Topaic: Agricultura
- La ley agraria /
- Enciclopedia temática de Jalisco : Economía /
- El trabajo infantil : fruto amargo del capital /
- Current contents : agriculture, biology and environmental sciences : 1999 annual /
- Current contents : agriculture, biology and environmental sciences : 1998 annual /
- Handbook of Agricultural Meteorology /
Topaic: Abasto de Alimentos
- El mundo de las matemáticas
- La maquinaria del hambre /
- Revista de geografía universal : febrero 1982 /
- Advances in solar energy : an annual review of research and development /
- El estado del mundo : un informe del Worldwatch Institute acerca del progreso hacia el desarrollo /
- El estado del mundo : un informe del Instituto Worldwatch acerca del progreso hacia el desarrollo /
Údar: Brown, Lester R. (autor)
- Vital Signs 1994 : The Trends That Are Shaping Our Future /
- Vital Signs 1996 : The Trends That Are Shaping Our Future /
- Vital Signs 2000 : The Environmental Trends That Are Shaping Our Future /
- Vital Signs 1998 : The Environmental Trends that Are Shaping Our Future /
- Vital Signs 1999 : The Environmental Trends that Are Shaping Our Future /
- Vital Signs 1993 : The Trends that Are Shaping Our Future /