French, J., & Whatley, B. (2009). Too many pears! Star Bright Books.
Chicago Style (17th ed.) ZitazioaFrench, Jackie, eta Bruce Whatley. Too Many Pears! New York: Star Bright Books, 2009.
MLA (9th ed.) ZitazioaFrench, Jackie, eta Bruce Whatley. Too Many Pears! Star Bright Books, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.