project director, Lester R. Brown ; associate project director, Christopher Flavin ; editor, Linda Starke ; contributing researchers, Janet N. Abramovitz... [and others]
project director, Lester R. Brown ; associate project directors, Christopher Flavin and Hilary F. French ; editor, Linda Starke ; contributing researchers, Janet N. Abramovitz... [and others]
project director, Lester R. Brown ; associate project directors, Christopher Flavin, Hilary F. French ; editor, Linda Starke ; contributing researchers, Lester R. Brown ... [and others]