Newberry J. S. John Strong. (1889). The Paleozoic fishes of North America. Washington, Governmext Printing Office, 1889.
Chicago-viite (17. p.)Newberry J. S. John Strong. The Paleozoic Fishes of North America. Washington, Governmext Printing Office, 1889, 1889.
MLA-viite (9. p.)Newberry J. S. John Strong. The Paleozoic Fishes of North America. Washington, Governmext Printing Office, 1889, 1889.
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