Gaya APA
Duke, L. Daniel. (1980).
Classroom Management (edisi 1).
America:
Eduction.
Gaya Chicago
Duke, L. Daniel.
Classroom Management.
edisi 1
America:
Eduction,
1980.
Text.
Gaya MLA
Duke, L. Daniel.
Classroom Management.
edisi 1
America:
Eduction,
1980.
Text.
Gaya Turabian
Duke, L. Daniel.
Classroom Management.
edisi 1
America:
Eduction,
1980.
Print.