When you are happy /
by Eileen Spinelli ; illustrated by Geraldo Valério.
APA Citation
Spinelli, E., Valério, G. (2006). When you are happy. New York: Simon & Schuster Books for Young Readers.
MLA Citation
Spinelli, Eileen, and Geraldo Valério. When You Are Happy. New York: Simon & Schuster Books for Young Readers, 2006.
Warning: These citations may not always be complete (especially for serials).