def p = new UiPrintableSpecifier().ui {
    printableHeader "3.5cm", {                  (1)
        show new UiShowSpecifier().ui {
            fieldLabeled u.username_            (2)
        }, BlockSpec.Width.THIRD
        show new UiShowSpecifier().ui {
            field """
            <div style="text-align: center;">
                <img style="height: 2.5cm;"
                    src="data:image/png;base64,${png}"/>
            </div>
            """
        }, BlockSpec.Width.THIRD
        show new UiShowSpecifier().ui {
            field Style.ALIGN_RIGHT, 'Print Date',
                  new Date().toString()
        }, BlockSpec.Width.THIRD
    }
    printableBody {                             (3)
        def a = book.author
        show new UiShowSpecifier().ui {
            field Style.ALIGN_CENTER,
                  """<h1>${book.name}</h1>"""
            fieldUnlabeled Style.MARKDOWN_BODY,
                  book.abstractTextHtml_
        }, BlockSpec.Width.MAX
        show new UiShowSpecifier().ui {
                fieldLabeled book.isbn_
            section 'Author', {
                fieldLabeled book.author_, a.firstName_
                fieldLabeled book.author_, a.lastName_
            }
        }, BlockSpec.Width.HALF
        show new UiShowSpecifier().ui {
            section 'Stock', {
                fieldLabeled book.number_
                fieldLabeled book.stock_
            }
        }, BlockSpec.Width.HALF
        table bookstoreUiService.buildBorrowedBookTable(),
              BlockSpec.Width.MAX               (4)
    }
    printableFooter {                           (5)
    }
}