Arbogast, H. A. (1974). The timber resources of the Inland Empire area, Washington. Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArbogast, Hal A. The Timber Resources of the Inland Empire Area, Washington. Portland, Or.: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1974.
एमएलए (8वां संस्करण) प्रशस्ति पत्रArbogast, Hal A. The Timber Resources of the Inland Empire Area, Washington. Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1974.
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