Clancy, L. (1993). Hands-on discovery center activities for preschool children. The Center for Applied Research in Education.
Παραπομπή σε μορφή Chicago (17η εκδ.)Clancy, Lorraine. Hands-on Discovery Center Activities for Preschool Children. New York: The Center for Applied Research in Education, 1993.
Παραπομπή σε μορφή MLA (9th εκδ.)Clancy, Lorraine. Hands-on Discovery Center Activities for Preschool Children. The Center for Applied Research in Education, 1993.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.