Marijuana Garden Saver
ISBN-10: 0932551912
ISBN-13: 978-0932551917

Marijuana Horticulture: The Indoor/Outdoor Medical Grower's Bible
ISBN-10: 187882323X
ISBN-13: 978-1878823236

if you are brand new to growing, get this too

High Times Growers Series: Jorge Cervantes' Ultimate Grow DVD
(easily found at a major online book seller)