JUVANEC, Borut, 2011, Tomšič Čerkez, B. and Zupančič, D. (2011). Play Space [Prostor igre]. Ljubljana: University of Ljubljana, Faculty of Education and Faculty of Architecture, 164 p., ISBN 978-961-253-053-2. CEPS journal : Center for Educational Policy Studies Journal [na spletu]. 2011. Vol. 1, no. 4, p. 107–112. [Dostopano 2 maj 2025]. Pridobljeno s: http://www.cepsj.si/pdfs/cepsj_4/cepsj_1_4_pp107-112_review2.pdf