Luzides Träumen - leicht gemacht
Michael Kirchhofen
The Hiddenness of God
Michael C. Rea
Formal Semantics - Chapter 7
Max Cresswell
Armies of the Crusades
Terence Wise G. A. Embleton
Emerging English Modals: A Corpus-Based Study of Grammaticalization
Manfred G. Krug
Encyclopedia of American Government and Civics
Michael A. Genovese
Encyclopedia of the World's Nations and Cultures
George Thomas Kurian
Encyclopedia of the Enlightenment
Ellen Judy Wilson & Peter Hanns Reill