Roger Priddy. (2005). Sticker Activity Fun Busy Bugs (Play and Learn) (Stk.). Priddy Books.
Lua i Stíl Chicago (17ú heag.)Roger Priddy. Sticker Activity Fun Busy Bugs (Play and Learn). Stk. Priddy Books, 2005.
Lua MLA (9ú heag.)Roger Priddy. Sticker Activity Fun Busy Bugs (Play and Learn). Stk. Priddy Books, 2005.
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