project director, Lester R. Brown ; associate project directors, Christopher Flavin, Sandra Postel ; editor, Linda Starke ; senior researchers, Lester R. Brown ... [et al.]
Earthscan
c1991-
1991 : pbk , 1992 : pbk , 1993 : pbk , 1995 : pbk , 1996 : pbk , 1997 : pbk , 1998 : pbk , 1999 : pbk , 2000 , 2002 : pbk. , 2003 : pbk , 2004 : pbk , 2008 : pbk , 2010 , 2011
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