利他行為

Overview

Works:	2 works in 2 publications in 2 languages

Titles

從1到1+ : = 每個人都能成為影響者, 驅動社群力, 召喚盟友一起改變世界! / by: (Language materials, printed)

青春造反 : = 二十五個閃耀動人的改變與革新故事 / by: (Language materials, printed)

Subjects