Biotechnology the renewable frontier
edited by Daniel E. Koshland, Jr1986 年出版384 页ISBN:0871383148
Chinese on the American Frontier
Arif Dirlik with the assistance of Malcolm Yeung2001 年出版506 页ISBN:0847685330
ASTRONOMY JOURNEY TO THE COSMIC FRONTIER
JOHN D.FIX1995 年出版703 页ISBN:0815130902
AFRICAN TEACHERS ON THE COLONIAL FRONTIER
STEPHEN C.VOLZ2011 年出版294 页ISBN:1433109492
The Virtual Community Homesteading on the Electronic Frontier revised edition
1993 年出版447 页ISBN:0262681218
Space architecture : the new frontier for design research
Neil Leach2014 年出版136 页ISBN:1118663301