Aulenback, K. R. (2009). Identification Guide to the Fossil Plants of the Horseshoe Canyon Formation of Drumheller, Alberta. University Of Calgary Press.
Chicagoスタイル(17版)引用形式Aulenback, Kevin R. Identification Guide to the Fossil Plants of the Horseshoe Canyon Formation of Drumheller, Alberta. University Of Calgary Press, 2009.
MLA(9版)引用形式Aulenback, Kevin R. Identification Guide to the Fossil Plants of the Horseshoe Canyon Formation of Drumheller, Alberta. University Of Calgary Press, 2009.
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