by Paul Shipton ; illustrated by Matteo Piana ; activities by Hannah Fish ; : pbk. -- Oxford University Press, 2016. -- (Oxford read and imagine ; Level 3). -- 巻号等:: pbk<図書>
Margaret Johnson ; [illustrations by Chris Pavely] ; : pbk, : [pbk. plus audio CD]. -- Cambridge University Press, 2005. -- (Cambridge English readers ; level 1). -- 巻号等:: pbk<図書>