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Seaports and development : The experience of Kenya and Tanzania
Hoyle, Brian S., (1983)
Dar es Salaam : city, port and region
Sutton, John E. G., (1970)
The seaports of East Africa : a geographical study
Hoyle, B. S., (1967)
Man against his environment : a game theoretic framework
Gould, Peter R., (1972)
Man against his environment : a game-theoretic framework
Gould, Peter R., (1968)
Der Mensch gegenüber seiner Umwelt : Ein spieltheoretisches Modell ; Übers. ins Dt. [von] Barbara Velleine
Gould, Peter R., (1970)