http://www.google.com.tr/imgres?q=comparative+ilgili+resim&num=10&hl=tr&tbo=d&biw=1280&bih=923&tbm=isch&tbnid=FkbCQGG2KxefpM:&imgrefurl=http://en.wikipedia.org/wiki/Comparative_method&docid=6zOEUfAp4AZ-TM&imgurl=http://upload.wikimedia.org/wikipedia/commons/thumb/3/31/Romance-lg-classification-en.png/375px-Romance-lg-classification-en.png&w=375&h=251&ei=karNUIHIDofntQa81ICgAw&zoom=1&iact=rc&dur=464&sig=106041270880234319998&page=1&tbnh=144&tbnw=215&start=0&ndsp=34&ved=1t:429,r:2,s:0,i:93&tx=106&ty=74
