Harrison, Paul

Traveller friends

Traveller friends

2009

UNEP year book 2008

2008

World agriculture: towards 2015/2030

2003

AAAS atlas of population & environment

2000

News out of Africa

1986

Human numbers, human needs

1984

La poblacion y las necesidades

La poblacion y las necesidades humanas

1984

The Third World tomorrow

1980