Use page styles to specify different paper sources for different pages in your document.
Choose View - Styles.
Right-click the page style in the list that you want to specify the paper source for, and then choose Modify.
In the Numbering Styles box, select the type of numbering that you want to use.
Repeat steps 1-5 for each page style that you want to specify the paper for.
Apply the page style to the pages that you want.