Would you let your children read this book? (See Contents)

Okay we know kids deserve to know how actually babies are form, but is this not way to erotic for kids to read? And to Parents reading this, would you allow your baby read such book? The book was published in 1975 by Danish writer, teacher and psychotherapist Per Holm Knudsen and to sweeten everything, the book has since gone viral and now it sales for as much as $600 on Amazon right now! And over £1000 on Amazon UK after it went viral on foreign media

See Pictures extract from the book: