Gilbert, R., & Perl, A. (2010). Transport revolutions: Moving people and freight without oil (Rev. and updated ed.). New Society Pub.
Citace podle Chicago (17th ed.)Gilbert, Richard, a Anthony Perl. Transport Revolutions: Moving People and Freight Without Oil. Rev. and updated ed. Canada: New Society Pub, 2010.
Citace podle MLA (9th ed.)Gilbert, Richard, a Anthony Perl. Transport Revolutions: Moving People and Freight Without Oil. Rev. and updated ed. New Society Pub, 2010.
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