How to Print Double Sided on a Mac (with Pictures) - wikiHow
Canon Knowledge Base - Printing on both sides of the paper(Mac) - MB5120
Double-Sided Printing - Technology Services
Duplex Copying
Double Sided Copying and Printing
how to print a double sided greeting card - Apple Community
Two-Sided Printing
Doubled Sided Printing at Home : 9 Steps - Instructables
Make a two-sided copy. (Duplex)
Combining Pages and Making 2-sided Copies