koupit knihu

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Maybe …
… you would like to support the “message” of this book – through your marketing channels, your publishing company, your money donation, or something else, …
Or you would like to help me with the next edition of this book. This is the early first edition and my knowledge of English (unfortunately) does not allow me to have full control of the literary quality. Maybe you’d like to aid in its improvement.
Or you found some mistake in my math. ☺
Please – let me know!