Impact topics /
by:
Day, Richard R.; Rost, Michael; Yamanaka, Junko
(書目-語言資料,印刷品)
Impact /1
by:
Kisslinger, Ellen; Rost, Michael
(Mixed material)
Impact intro /
by:
Ellis, Rod; McGannon, Anne; Rost, Michael; Sano, Fujiko
(書目-錄音,音樂表演資料)
Future time /
by:
Blackwell, Angela; Rost, Michael
(書目-錄音,音樂表演資料)