00695nam a2200217Ia 4500001001100000005001700011008004300028020001500071020001500086020001800101020001800119050001100137090001200148245011700160260005900277300002200336653003700358653003700395653003000432999001500462000001110320251012174515.0  990101s1974    xx            000 0 eng d  a0444107231  a0720460557  a9780444107237  a9780720460551 4aHB373004a338.54410aTowards a plan of actions for mankind :bproblems and perspectivesced. by M. Marois. Institut de la Vie, Paris 3 aAmsterdam [u.a.]bNorth Holland Publ. Co. [u.a.]c1974  a558bgraph. Darst 0aEconomic developmentaCongresses 0aEnvironmental policyaCongresses 0aHuman ecologyaCongresses  c4991d4991