Bibliografía (14 obras)
The Geography of urban-rural interaction in developing countries
1989
Africa, geography and development
1988
Guide to Places of the World
1987
al-Taṣnīʻ fī al-duwal al-nāmiyah
1986
Industrialization and developing countries
1975
The Mezzogiorno
1973
Developing the underdeveloped countries
1971
Africa: a new geographical survey
1967
Africa
Industralization and under-developed countries
1966
1965
Africa: a geographical study
Industrialization and under-developed countries
1963
The Midlands
1957
