@misc{Bijak2012,
author = {Bijak, J. },
title= {Migration assumptions in the UK National Population Projections: Methodology review},
year = {2012},
URL = {http://www.ons.gov.uk/ons/guide-method/method-quality/specific/population-and-migration/population-projections/npp-migration-assumptions-methodology-review/index.html},
publisher = {Office for National Statistics},
address = {Southampton},
}