股債雙存獲利六堂課：財經直播主游庭皓教你抓對景氣做投資 (二手書交易資訊)

[{"sale_price":335,"disc":111,"prod_count":2,"sale_month":"202204","avg_price":167,"avg_disc":56},{"sale_price":420,"disc":140,"prod_count":2,"sale_month":"202205","avg_price":210,"avg_disc":70},{"sale_price":350,"disc":116,"prod_count":2,"sale_month":"202206","avg_price":175,"avg_disc":58},{"sale_price":210,"disc":"70","prod_count":1,"sale_month":"202208","avg_price":210,"avg_disc":70}]