Has environmental protectivity growth? we need unbiased measures

ग्रंथसूची विवरण
निगमित लेखक:	World Resources Institute
अन्य लेखक:	Repetto, Robert C.
स्वरूप:	पुस्तक
भाषा:	English
प्रकाशित:	World Resources Institute 1996.
विषय:	Industrial productivity. Economic development. Environmental protection.