The Future of Helium as a Natural Resource
Nuttall2012 年出版331 页ISBN：9780415576970
TELEVISION DIALOGUE:THE SITCOM FRIENDS VS.NATURAL CONVERSATION
PAULO QUAGLIO2009 年出版168 页ISBN：
The mechanical hypothesis in ancient Greek natural philosophy
Sylvia Berryman2009 年出版286 页ISBN：0511605284;0521763769
Natural resources development in the Sahel: the role of the United Nations system
Lee H MacDonald1986 年出版97 页ISBN：9280804227
The Flamingo's Smile:Reflections in Natural History
Stephen Jay Gould ed1985 年出版476 页ISBN：
The Evolution of Natural Resources Law and Policy
Lawrence J. MacDonnell2222 年出版417 页ISBN：9781604424300;1604424303
Progress in the chemistry of organic natural products
W.Herz and G.W. Kirby.1997 年出版333 页ISBN：3211828796
THE ILLUSION OF FREE MARKETS PUNISHMENT AND THE MYTH O NATURAL ORDER
BERNARD E.HARCOURT2011 年出版328 页ISBN：0674057260
