TY - CHAP A1 - Elder, G.H. A1 - Johnson, M.K. A1 - Crosnoe, R. T1 - The emergence and development of life course theory Y1 - 2003 A3 - Mortimer, J.T. A3 - Shanahan, M.J. T2 - Handbook of the life course CY - New York PB - Kluwer Academic/Plenum Publishers ER -