姚元勳

[NT 60487] Overview

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

[NT 60480] Titles

世界各國教育現況之統計分析 [NT 59711] by: 姚元勳 ([NT 1579] Language materials, printed) , [著]

世界各國教育新趨劫之統計分析 [NT 59711] by: 姚元勳 ([NT 1579] Language materials, printed) , [著]