Gaya APA

[et.al.], C, A, H. (2011). The Pivotal Role of Adolescent Autonomy in Secondary School Classrooms . New York: Springer Science+Business Media.

Gaya MLA

[et.al.], Christopher, A., Hafen. "The Pivotal Role of Adolescent Autonomy in Secondary School Classrooms". New York: Springer Science+Business Media, 2011. e-journal.