Sites:
Designing User-Friendly Civilian Spacecraft, © 1995 by H. Wichman
Economically Viable Public Space Travel, © 1998 by Ivan Bekey
Architecture of Orbital Habitats, © 1997, by Theodore W. Hall
Legal and Regulatory Issues for Passenger Space Travel, © 1998 by Patrick Collins & Koichi Yonemoto
The Architecture of Artificial Gravity: Theory, Form, and Function in the High Frontier, © 1995 by Theodore W. Hall
Daystrom Institute Technical Library, © 1998 Graham Kennedy
Deep Cold, © 2000 Dan Roam

Books:
Garden Cities of To-Morrow, Ebenezer Howard
Seeing Like a State, James C. Scott
Utopia, Sir Thomas More
Dawn, Octavia Butler
Brave New World, Aldous Huxley
The Hitchhiker's Guide to the Galaxy, Douglas Adams
Supplement to the Voyage of Bougainville, Denis Diderot