Sharmat, M. W., Sharmat, C., & Simont, M. (2005). Nate the Great and the tardy tortoise (New Yearling ed.). Yearling Book.

Sharmat, Marjorie Weinman, Craig Sharmat, and Marc Simont. Nate the Great and the Tardy Tortoise. New Yearling ed. New York: Yearling Book, 2005.

Sharmat, Marjorie Weinman, et al. Nate the Great and the Tardy Tortoise. New Yearling ed. Yearling Book, 2005.