Recommended Reading:

Training:

Cesar's Rules: Your Way to Train a Well-Behaved Dog, by Cesar Millan and Melissa Jo Peltier

How To Raise the Perfect Dog: Through Puppyhood and Beyond, by Cesar Millan and Melissa Jo Peltier

Be the Pack Leader, by Cesar Millan and Melissa Jo Peltier 

Use Cesar's Way to Transform Your Dog . . . and Your Life, by Cesar Millan and Melissa Jo Peltier 

How to Be Your Dog's Best Friend: The Classic Training Manual for Dog Owners, by The Monks of New Skete

The Art of Raising a Puppy, by The Monks of New Skete

Good Owners, Great Dogs, by Brian Kilcommons and Sarah Wilson

Miniature Schnauzers Specifics

Book of the Miniature Schnauzer, by Anna Katherine Nicholas

Miniature Schnauzer, Your Happy Healthy Pet, by Elaine Waldorf Gewirtz 

The New Miniature Schnauzer From Ruffy To Rep, by Dan Kiedrowski 

Miniature Schnauzers Today, by Peter Newman 

General Interest:

Cooking for Your Dog, by Ingeborg Pils

Dog Owner's Home Veterinary Handbook, by Debra M. Eldredge DVM, Liisa D. Carlson DVM, Delbert G. Carlson DVM, James M. Giffin MD