APA-viite (7. p.)
ebrary, Inc, & Freiberg, H. J. (1999). Perceiving, behaving, becoming: Lessons learned. Association for Supervision and Curriculum Development.
Chicago-viite (17. p.)
ebrary, Inc, ja H. Jerome Freiberg. Perceiving, Behaving, Becoming: Lessons Learned. Alexandria, Va.: Association for Supervision and Curriculum Development, 1999.
MLA-viite (9. p.)
ebrary, Inc, ja H. Jerome Freiberg. Perceiving, Behaving, Becoming: Lessons Learned. Association for Supervision and Curriculum Development, 1999.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.