50-dai kara no benkyōhō
By: Wada Hideki
Series: Disukavā keisho -- 174; Disukavā keisho
Published: 2016
Language: jpn
Number of pages: 191
ISBN-13: 9784799319635
Subjects: Self-actualization (Psychology) in middle age; Middle-aged persons; Study skills; Conduct of life; Employment
Other titles: Gojūdai kara no benkyōhō