How to insert pages document to another pages document?
Create a folder paste the two files into it. Now hyperlink the two files by opening the document (whichever you are trying to add a link in) then click inspector after you have the text you want to hyperlink, for the hyperlink URL, try the following. 

    Insert other pages document name here.pages


Now close the document and save all changes. 
Right click the folder and compress it, then email the compressed folder to the person you are trying to send this to.