expression.PublicationLayout
expression Required. An expression that returns a PageSetup object.
Remarks
Using the PublicationLayout property to set the layout of a publication is identical to setting the layout from the listbox in the Page Setup dialog.
Example
The following example sets the layout of the active publication to pbLayoutBusinessCardUS, which by default specifies a page width of 3.5 inches and a page height of 2 inches.
With ActiveDocument.PageSetup
.PublicationLayout = pbLayoutBusinessCardUS
End With