This book is available as a hardcover for $19.99, paperback for $11.99 and e-book for $9.99. All versions are on Amazon. The hardcover and paperback are on Barnes & Noble. There is unlimited stock (books are printed on demand). 

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If you want to purchase the book wholesale for distribution in bookstores or libraries, click on the Contact page to email me directly. 

Coming soon is the Spanish version: Nina la Ninja!

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Thank you!

Sonia Panigrahy