Gaya APA
Levin, J. (2010).
Principles of Classroom Management ; A Professional Decision-Making Model / James Levin (ed. 6).
New York:
Pearson.
Gaya MLA
Levin, James.
"Principles of Classroom Management ; A Professional Decision-Making Model / James Levin".
ed. 6
New York:
Pearson,
2010.
Buku.