http://www.google.com/#sclient=psy&hl=en&q=demographic+transition+model&aq=f&aqi=g5&aql=&oq=&gs_rfai=&pbx=1&fp=7b3e9e0669ddb0a1
Read several. Read carefully. Take good notes.
what is a demographic transition model???
3 answers
thnk u
You're welcome. =)