林有田

收款討債秘笈 by: 林有田 (Language materials, printed) , [著]

顧客信用／工商徵信管理 by: 林有田 (Language materials, printed) , [著]

傳銷實戰讀本 by: 林有田 (Language materials, printed) , [著]

巔峰銷售--顧客滿意成功秘笈 by: 林有田 (Language materials, printed) , [著]

推銷制勝--邁向巔峰的銷售新法 by: 林有田 (Language materials, printed) , [著]

帳款催收－－呆帳預防技術 by: 林有田 (Language materials, printed) , [著]