Shafi, M. (1973). Regional geography: North America, Europe, Soviet Union ; a textbook for secondary schools. National Council of Educational Research and Training.
Citazione stile Chigago Style (17a edizione)Shafi, Mohammad. Regional Geography: North America, Europe, Soviet Union ; a Textbook for Secondary Schools. New Delhi: National Council of Educational Research and Training, 1973.
Citatione MLA (9a ed.)Shafi, Mohammad. Regional Geography: North America, Europe, Soviet Union ; a Textbook for Secondary Schools. National Council of Educational Research and Training, 1973.
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