TY - JOUR A1 - Sayer, L. A1 - P., England A1 - Bittman, M. A1 - Bianchi, S. T1 - How long is the second (plus first) shift? Gender differences in paid, unpaid and total work time in Australia and the United States Y1 - 2009 JF - Journal of Comparative Family Studies VL - 40 IS - 4 ER -