許正忠

就去做手工餅乾 by: 許正忠; 詹陽竹 (Language materials, printed) , [著]

滿室麵包香 by: 許正忠; 趙利華 (Language materials, printed) , [著]

ota 濾波電路的結構化設計與可測試性分析 by: 台灣大學電機工程所; 許正忠 (Microfilm) , [撰]

可規劃邏輯陳列之最經濟測試設計 by: 許正忠 (Language materials, printed) , [著]

生日cake & party 小點 by: 許世國; 許正忠 (Language materials, printed) , [著]

手製小餅乾 by: 許世國; 許正忠 (Language materials, printed) , [著]