Não informado. (1980). Applied Geography and Development. Institute for Scientific Co-operation.
Style de citation Chicago (17e éd.)Não informado. Applied Geography and Development. Tubingen, Alemanha: Institute for Scientific Co-operation, 1980.
Style de citation MLA (8e éd.)Não informado. Applied Geography and Development. Institute for Scientific Co-operation, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.