TY - SOUND AU - Douglas,Nancy AU - Morgan,James R. ED - National Geographic Learning (Firm) TI - World class 2: classroom audio CD U1 - 428.24 22 PY - 2013/// CY - [S. l.] PB - National Geographic Learning, Cengage Learning KW - English language KW - Textbooks for foreign speakers KW - Audio-visual aids KW - EEENG KW - July2014 ER -