©2013 National Research Council of Thailand
Ratiporn Teungfung. 2009. Parental time use for child rearing and preschool child behavior : a comparision between urban and rural areas in central region. School of Applied Statistics, National Institute of Development Administration;
Ratiporn Teungfung. (2009) Parental time use for child rearing and preschool child behavior : a comparision between urban and rural areas in central region . National Institute of Development Administration/Bangkok.
Ratiporn Teungfung. Parental time use for child rearing and preschool child behavior : a comparision between urban and rural areas in central region. . Bangkok:National Institute of Development Administration, 2009.
Ratiporn Teungfung. (2009) Parental time use for child rearing and preschool child behavior : a comparision between urban and rural areas in central region . National Institute of Development Administration/Bangkok.