Gaya APA
T., E., T...[et.al], I. (NULL).
Classroom management for secondary teachers .
Boston::
Boston: Allyn and Bacon; 1997.
Gaya MLA
T., Emmer,Edmund., T...[et.al], I.Emmer,Edmund.
"Classroom management for secondary teachers".
Boston::
Boston: Allyn and Bacon; 1997,
NULL.
Text.