Kennedy, W., & Cobban, W. (1990). Cenomanian ammonite faunas from the Woodbine Formation and lower part of the Eagle Ford Group, Texas.
Citace podle Chicago (17th ed.)Kennedy, W., a W. Cobban. Cenomanian Ammonite Faunas from the Woodbine Formation and Lower Part of the Eagle Ford Group, Texas. 1990.
Citace podle MLA (9th ed.)Kennedy, W., a W. Cobban. Cenomanian Ammonite Faunas from the Woodbine Formation and Lower Part of the Eagle Ford Group, Texas. 1990.
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