1. Department of Psychology, Universitas Nusa Cendana, Kupang, Indonesia
2. Department of Public Health, Universitas Nusa Cendana, Kupang, Indonesia
3. Department of Early Childhood Education Teachers Training, Universitas Nusa Cendana, Kupang, Indonesia
4. Faculty of Psychology, Universitas Gadjah Mada, Yogyakarta, Indonesia