1. A German word family dictionary :
Author: Howard H. Keller
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: English language, Dictionaries-- German,German language-- Suffixes and prefixes,German language, Dictionaries-- English
2. Mastering Mathcad version 7
Author: Keller, Howard
Library: (Semnan)
Subject: Data processing ، Mathematics
Classification :
QA
76
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95
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K44
