iGroup 集團開發-- 免費圖資應用程式 DDC & LCC

Micro Dictionary - DDC

   Micro Dictionary - The Dewey Decimal Classification (DDC) 

立即上Google Play下載體驗

https://play.google.com/store/apps/details?id=com.igroupnet.android.ddc

Micro Dictionary - LCC

    Micro Dictionary - The Library of Congress Classification 

立即上Google Play下載體驗

https://play.google.com/store/apps/detals?id=com.igroupnet.android.lcc