Luttrell, C. T. (2001). Three fossil discoveries in Washington Territory and their histories, 1876 to present.
Цитирование в стиле Чикаго (17-е изд.)Luttrell, Charles T. Three Fossil Discoveries in Washington Territory and Their Histories, 1876 to Present. 2001.
Цитирование MLA (8-е изд.)Luttrell, Charles T. Three Fossil Discoveries in Washington Territory and Their Histories, 1876 to Present. 2001.
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