APA Style
Heo, Yumi. (1996).
The Green Frogs .
United Kingdom:
Houghton Mifflin.
Chicago Style
Heo, Yumi.
The Green Frogs.
United Kingdom:
Houghton Mifflin,
1996.
.
MLA Style
Heo, Yumi.
The Green Frogs.
United Kingdom:
Houghton Mifflin,
1996.
.
Turabian Style
Heo, Yumi.
The Green Frogs.
United Kingdom:
Houghton Mifflin,
1996.
.