@inbook{Magnusson1998,
author = {Magnusson, D.},
title= {The logic and implications of a person-oriented approach},
year = {1998},
editor = {Cairns, R.B.},
editor = {Bergman, L.R.},
editor = {Kagan, J. },
booktitle = {Methods and models for studying the individual},
address = {London},
publisher = {Sage},
pages = {33‒62},
}