Williams, P. K. (1990). The Damron road atlas '91/'92. Damron.
Lua i Stíl Chicago (17ú heag.)Williams, Pamela K. The Damron Road Atlas '91/'92. San Francisco: Damron, 1990.
Lua MLA (8ú heag.)Williams, Pamela K. The Damron Road Atlas '91/'92. Damron, 1990.
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