Spokane Chamber of Commerce & Matthews-Northrup Works. (1911). Map of the Spokane Country, the Inland Empire of America: Showing transportation and products. Matthews-Northrup Works.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpokane Chamber of Commerce और Matthews-Northrup Works. Map of the Spokane Country, the Inland Empire of America: Showing Transportation and Products. Buffalo, N.Y.: Matthews-Northrup Works, 1911.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpokane Chamber of Commerce और Matthews-Northrup Works. Map of the Spokane Country, the Inland Empire of America: Showing Transportation and Products. Matthews-Northrup Works, 1911.
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