00630cam a2200205 4500 64415840 TxAuBib 20001113120000.0 001113|||||||||||||||||||||||||||||eng|u 9780064451208 4.95 0064451208 4.95 TxAuBib Lauber, Patricia. Be a Friend to Trees. New York : HarperCollins. Softback ; 32. Discusses the imporance of trees as sources of food, oxygen and other essential things. Juvenile. 20001113.