夏若海

培養創造力 / by: 夏若海 (Language materials, printed)

強者推銷技巧 / by: 夏若海 (Language materials, printed)

成功的管理者 / by: 夏若海 (Language materials, printed)

商場觀人術 / by: 夏若海 (Language materials, printed)

商場談判 / by: 夏若海 (Language materials, printed)

中小企業的經營 / by: 夏若海 (Language materials, printed)

經營決斷 / by: 夏若海 (Language materials, printed)