TY - BOOK AU - Douglas,Nancy ED - National Geographic Society (U.S.) TI - Reading explorer 1 SN - 9781424006373 (student bk. + CDROM) U1 - 428.43 22 PY - 2009///] CY - Boston, Massachusetts PB - Heinle, Cengage Learning KW - Reading comprehension KW - BUEsh KW - Discoveries in geography KW - May2014 KW - HHUUEENN KW - Reading book N1 - At head of cover : National Geographic ER -