is this a good book for beginners

ive never read that one but ive heard good feed back about it
all these books are great for any size aquarium and a few of them talk about nanos in specific
# Pocket Expert Guide Marine Fishes by Scott W. Michael
# A Pocket Experts Guide Marine Invertebrates by Ronald L. Shimek
# Aquarium Keeping and Rescue by Carl DelFavero
# Corals A Quick Reference Guide By Julian Sprung
# Invertebrates A Quick Reference Guide by Julian Sprung
# Natural Reef Aquariums by John H. Tullock
# The Compleate Book of the Marine Aquarium by Vincent B. Hargreaves

Conscientious Marine Aquarist by Robert Fenner. It's not really about nano's specifically but it has information in pretty much every aspect of the saltwater hobby. It was recommended to me when I started and I refer to it often.