The Language of Mathematics: Making the Invisible Visible
Keith J. Devlin
Colloquial English: A Complete English Language Course
Gareth King
The Encyclopedia of World Religions
Robert S. Ellwood
The Oxford Handbook of Islam and Politics
John L. Esposito & Emad El-Din Shahin
Analyzing Qualitative Data
Alan Bryman
Wenn Grenzen keine sind: Management und Bergsteigen
Fredmund Malik