Speeches Social Relationship by Fei-hong Cheng 1 鄭斐航 公共關係與人際關係 一 http://ccscf-calgary.ca/wp-content/uploads/2015/11/Cheng_Hong_PublicRelations_record01-High-quality.mp3 Social Relationship by Fei-hong Cheng 1 鄭斐航 公共關係與人際關係 二 http://ccscf-calgary.ca/wp-content/uploads/2015/11/Cheng_Hong_PublicRelations_record02-High-quality.mp3
