菅原洋平

[NT 60487] Overview

[NT 60478] Works:	2 [NT 60520] works in 2 [NT 60521] publications in 1 [NT 60522] languages

[NT 60480] Titles

你累了嗎? : 讓工作、學習效率UP UP的睡眠超技法 [NT 59711] by: 劉愛夌; 菅原洋平 ([NT 1579] Language materials, printed) , [著]

持續的技術 : 持續行動的是身體,選擇「持續」的是腦部! [NT 59711] by: 朱麗真; 菅原洋平 ([NT 1579] Language materials, printed) , [著]

[NT 60479] Subjects