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Lua i Stíl Chicago (17ú heag.)Webber, Melvin M. On Strategies for Transport Planning. Berkeley: Center for Planning and Development Research, 1970.
Lua MLA (9ú heag.)Webber, Melvin M. On Strategies for Transport Planning. Center for Planning and Development Research, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.