Toolkit on international migration, developed under the Development Account Project on ”Strengthening national capacities to deal with international migration: maximizing development benefits and minimizing negative impact”, provides an overview of basic definitions, concepts and data sources of international migration, followed by a summary of key messages, a quick guide to migration data and suggestions for further reading.

Link for the page: http://www.un.org/en/development/desa/population/migration/publications/others/index.shtml 
Link for the document: 
http://www.un.org/en/development/desa/population/migration/publications/others/docs/toolkit_DESA_June%202012.pdf

Índex

1. Introduction
2. Definitions 
3. Measurement
4. Data sources
5. Availability of data
6. Policy implications
7. Key messages
8. A quick guide to migration data
9. Further reading