APA
EUROPE COMMUNITIES (Commission of-), EUROPE COMMUNITIES (Commission of-), . (1977). State of the environment. Europe: Commission of the European Communities.
Chicago
EUROPE COMMUNITIES (Commission of-), EUROPE COMMUNITIES (Commission of-), . 1977. State of the environment. Europe: Commission of the European Communities.
Harvard
EUROPE COMMUNITIES (Commission of-), EUROPE COMMUNITIES (Commission of-), . (1977). State of the environment. Europe: Commission of the European Communities.
MLA
EUROPE COMMUNITIES (Commission of-), EUROPE COMMUNITIES (Commission of-), . State of the environment. Europe: Commission of the European Communities. 1977.
