AUSTRALIA
http://www.aifs.gov.au/acssa/pubs/sheets/rs1/

CANADA
http://www.justice.gc.ca/eng/cj-jp/fv-vf/laws-lois.html

UK
http://www.legislation.gov.uk/ukpga/2003/42/contents

USA
http://codes.lp.findlaw.com/uscode/18/I/109A

WHO
http://www.who.int/violence_injury_prevention/violence/global_campaign/en/chap6.pdf