Cita APA

World Health Organization. Regional Office for the Eastern Mediterranean & ebrary, Inc. (2009). A practical guide to developing and implementing school policy on diet and physical activity. World Health Organization, Regional Office for the Eastern Mediterranean.

Citación estilo Chicago

World Health Organization. Regional Office for the Eastern Mediterranean and Inc ebrary. A Practical Guide to Developing and Implementing School Policy on Diet and Physical Activity. Geneva: World Health Organization, Regional Office for the Eastern Mediterranean, 2009.

Cita MLA

World Health Organization. Regional Office for the Eastern Mediterranean and Inc ebrary. A Practical Guide to Developing and Implementing School Policy on Diet and Physical Activity. World Health Organization, Regional Office for the Eastern Mediterranean, 2009.