Gaya APA
Woolard, George. (1996).
Lesson with laughter .
Boston:
An International Thomson Publishing Company .
Gaya Chicago
Woolard, George.
Lesson with laughter.
Boston:
An International Thomson Publishing Company ,
1996.
Text.
Gaya MLA
Woolard, George.
Lesson with laughter.
Boston:
An International Thomson Publishing Company ,
1996.
Text.
Gaya Turabian
Woolard, George.
Lesson with laughter.
Boston:
An International Thomson Publishing Company ,
1996.
Print.