Sadovnik, A. R., Cookson, P. W., & Semel, S. F. (2006). Exploring education: An introduction to the foundations of education (3rd ed.). Pearson/Allyn and Bacon.
Chicago-viite (17. p.)Sadovnik, Alan R., Peter W. Cookson, ja Susan F. Semel. Exploring Education: An Introduction to the Foundations of Education. 3rd ed. Boston: Pearson/Allyn and Bacon, 2006.
MLA-viite (9. p.)Sadovnik, Alan R., et al. Exploring Education: An Introduction to the Foundations of Education. 3rd ed. Pearson/Allyn and Bacon, 2006.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.