Newt Gingrich, Terry Maple in Johns Hopkins Univ Pr (2007-09-24)
Book 10
Aldo Leopold, Charles W. Schwartz in Oxford University Press, USA (1989-06-15)
Book 1
George Poulett Scrope in Phillips (1825)
Book 1
Daniel B. Botkin (2001-04)
Book 1
Stephen Jay Gould in W. W. Norton & Company (1992)
Book 1
Howard Bloom in John Wiley & Sons Inc (2001-08-03)
Book 1
Claude Bernard in Charles C Thomas Pub Ltd (1974-06-01)
Book 1
Chet Raymo in Ruminator Books (1999-07-15)
Book 9
Ralph Waldo Emerson in CreateSpace (2010-09-09)
Book 1
Robert Dorfman, Roger Revelle, Peter P. Rogers in Harvard Univ Pr (1997-08-01)
Book 1
Edward F. Ricketts, John Steinbeck in Penguin Books (2009-07-08)
Book 3
Rachel Carson in Houghton Mifflin Harcourt (2002)
Book 4
Arabella B. Buckley in Book Jungle (2009-12-31)
Book 8
