I select print and then select as my printer Cute PDF. It saves the selected pages I want to print as pdf. file.
Cute PDF is a free program. You don't need the professional version.
http://www.cutepdf.com/ I select send to Kindle in my printing options if I want to save the pages on my Kindle.
send to Kindle:
http://www.amazon.com/gp/sendtokindle