These books were helpful in understanding my pet guinea pigs.
For Hamster books, click here.
This book is by far my favorite. Peter Gurney really knew his
guinea pig information!
Care of Guinea Pigs (Proper Care Of... Series)
by Peter Gurney
Guinea Pig Handbook
by Sharon Vanderlip
Grown-up's Guide to Guinea Pigs
by Dale Sigler
Pigs : A Complete Pet Owner's Manual
by Immanuel Birmelin
Guinea Pig: Your Happy Healthy Pet
by Audrey Pavia
Essential Guinea Pig (The Essential Guides)
by Betsy Sikora Siino (Editor)