CK-12 Trigonometry - Second Edition
Ck-12 Foundation
Concrete Mathematics: A Foundation for Computer Science
Ronald L. Graham & Donald Ervin Knuth & Oren Patashnik
Die Gnosis: Wesen und Geschichte einer spätantiken Religion
Kurt Rudolph
Mathematical Structures of Language
Zellig Sabbettai Harris
New International Encyclopedia of Bible Difficulties
Gleason L. Archer & Jr.
Zondervan's Understand the Bible Reference Series (1)
Data Visualization for People of All Ages
Nancy Organ