Bronwyn McLemore, Rebecca England, Janice Hunter, Professional development for kindergarten teachers: concept mapping, Florida Institute of Education, Ecuador, 2010
CaridadAraujo, Pedro Carneiro, Norbert Schady,(2016). Teacher quality and learning outcomes in kindergarten, America: Felipe Herrera Library, January 2016.
Deborah Fitzpatrick, Perceptions of Kindergarten Teachers regarding Professional development in New Jersey’s Public Schools, Seton Hall University Dissertations and Theses, Unites States of America, 5/2014