1. Perfect binding:
Gluing the outside edge of the signatures to create a flat edge. 
     2. Saddle-stitch binding:
Uses one or more staples on the fold of the signature. 
     3. Side-stitch binding:
Stapling the signatures together on the side rather than the fold. 
     4. Case binding:
Signatures are sewn together and attached to the hard cover. 
     5. Plastic comb binding:
Plastic teeth are fitting into a stack of pages. 
     6. Three-ring binding:
Holes are punched into the pages and fitted into a binder.