Towards a plan of actions for mankind problems and perspectives

Xehetasun bibliografikoak
Erakunde egilea:	Institut de la vie
Beste egile batzuk:	Marois, Maurice 1922-
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	Amsterdam North-Holland Pub. c1974.
Gaiak:	Environmental policy > Congresses. Economic development > Congresses. Human ecology > Congresses.