Shells! shells! shells! /
written and illustrated by Nancy Elizabeth Wallace.
APA Citation
Wallace, N. Elizabeth. (2007). Shells! shells! shells! Tarrytown, NY: Marshall Cavendish Children.
MLA Citation
Wallace, Nancy Elizabeth. Shells! Shells! Shells! Tarrytown, NY: Marshall Cavendish Children, 2007.
Warning: These citations may not always be complete (especially for serials).