TY - SOUND ED - National Geographic Society (U.S.) TI - Reading explorer 1: audio CD : elementary : 800-1300 headwords : CEF A2-B1 U1 - 428.43 22 PY - 2009/// CY - [S. l.] PB - National Geographic, Heinle Cengage Learning KW - Reading comprehension KW - Audio-visual aids KW - Discoveries in geography KW - EEENG KW - July2014 N1 - Time : 48 : 39 ER -