Huffman, A. C., & Condon, S. M. (1993). Stratigraphy, structure, and paleogeography of Pennsylvanian and Permian rocks, San Juan Basin and adjacent areas, Utah, Colorado, Arizona, and New Mexico. United States Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Huffman, A. C., und Steven M. Condon. Stratigraphy, Structure, and Paleogeography of Pennsylvanian and Permian Rocks, San Juan Basin and Adjacent Areas, Utah, Colorado, Arizona, and New Mexico. [Washington]: United States Gov. Print. Off, 1993.
MLA-Zitierstil (9. Ausg.)Huffman, A. C., und Steven M. Condon. Stratigraphy, Structure, and Paleogeography of Pennsylvanian and Permian Rocks, San Juan Basin and Adjacent Areas, Utah, Colorado, Arizona, and New Mexico. United States Gov. Print. Off, 1993.
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