Validating self-assessment measures for quality of center-based childcare: a meta-analysis
S.M. Hay; H.J. Vermeer; Ruben R.G. Fukkink; H.T. Nefs
Online Programs as Tools to Improve Parenting: A meta-analytic review
Prof. Dr. Jo J.M.A Hermanns; Prof. Dr. Ruben R.G. Fukkink; Dr. Christa C.C. Nieuwboer (Docent)






























