Gaya APA
KERR, M, M., NELSON, C, M. (2002).
Strategies for addressing behaviors problems in the classroom (4th ed.).
Upper Saddle River:
Prentice-Hall.
Gaya MLA
KERR, Mary, Margaret., NELSON, C., Michael.
"Strategies for addressing behaviors problems in the classroom".
4th ed.
Upper Saddle River:
Prentice-Hall,
2002.
Text.