ebrary, Inc, & Sheppard, B. H. (2006). Discovering creative solutions to everyday challenges. Dearborn Trade Pub..
Chicago-viite (17. p.)ebrary, Inc, ja Blair H. Sheppard. Discovering Creative Solutions to Everyday Challenges. Chicago: Dearborn Trade Pub., 2006.
MLA-viite (9. p.)ebrary, Inc, ja Blair H. Sheppard. Discovering Creative Solutions to Everyday Challenges. Dearborn Trade Pub., 2006.
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