Willmann, Hans-Georg

Overview

Works:	6 works in 1 publications in 1 languages

Titles

意志力 : = Take a break 30 min. 高效能 / by: 威爾曼 ((Willmann, Hans-Georg)); Willmann, Hans-Georg; 王榮輝 (Language materials, printed)

Subjects

意志自我實現