반응형
From amazon kindle
반응형
카테고리 없음
The productivity Revolution: Control your time and get things done !
International Scholar HWHyun Wong Choi
International Scholar Pooh®
IT Professional
Google Scholar: https://scholar.google.com/citations?user=KigVvRgAAAAJ&hl=en&oi=ao
Contact: pooh0216@gmail.com