APA Style

Tripp, V, G, R, N, N, F, J. (1987). Happy birthday, Samantha! : a springtime story . New York: Scholastic Inc..

MLA Style

Tripp, Valerie;, Grace,, R.;, Niles,, Nancy;, Fothergill,, Jana. "Happy birthday, Samantha! : a springtime story". New York: Scholastic Inc., 1987. Text.