Horner, C. E., & Booth, E. S. (1953). Spring flowers of southeastern Washington and northeastern Oregon. Walla Walla College, Dept. of Biological Science.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHorner, Chester E., और Ernest S. Booth. Spring Flowers of Southeastern Washington and Northeastern Oregon. College Place, Wash.: Walla Walla College, Dept. of Biological Science, 1953.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHorner, Chester E., और Ernest S. Booth. Spring Flowers of Southeastern Washington and Northeastern Oregon. Walla Walla College, Dept. of Biological Science, 1953.
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