1stFlip Flipbook Creator Pro for Mac allows you to convert PDF to page flipping book and add link to any part of any page flip page.
Step 1 Import PDF and click the Edit Pages button
Step 2 Click the Add Link button in the page editor window. Find the page and draw a rectangle to the place you want to add link to, then the area is highlighted. You can then adjust the size, mouse over color, mouse down color and alpha value.
Step 3 Add trigger event and action for the link. Click the Actions button on the right side to open the below window: