
	(A)dd book.
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ISBN:    0545790352, copies:  3
ISBN: 9780545791328, copies:  1
ISBN:    0439139600, copies:  2
ISBN:    0545582938, copies: 10
ISBN: 9780439358071, copies:  1

	(A)dd book.
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Enter ISBN: 1 copies of "1234567890". Total 6 books.

	(A)dd book.
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ISBN:    0545790352, copies:  3
ISBN: 9780545791328, copies:  1
ISBN:    0439139600, copies:  2
ISBN:    0545582938, copies: 10
ISBN: 9780439358071, copies:  1
ISBN:    1234567890, copies:  1

	(A)dd book.
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Enter ISBN: 1 copies of "1234567890123". Total 7 books.

	(A)dd book.
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ISBN:    0545790352, copies:  3
ISBN: 9780545791328, copies:  1
ISBN:    0439139600, copies:  2
ISBN:    0545582938, copies: 10
ISBN: 9780439358071, copies:  1
ISBN:    1234567890, copies:  1
ISBN: 1234567890123, copies:  1

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Enter ISBN: 1 copies of "1408803011". Total 8 books.

	(A)dd book.
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Enter ISBN: Book not added.

	(A)dd book.
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ISBN:    0545790352, copies:  3
ISBN: 9780545791328, copies:  1
ISBN:    0439139600, copies:  2
ISBN:    0545582938, copies: 10
ISBN: 9780439358071, copies:  1
ISBN:    1234567890, copies:  1
ISBN: 1234567890123, copies:  1
ISBN:    1408803011, copies:  1

	(A)dd book.
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