Kennedy, W., Amédro, F., Robaszynski, F., & Jagt, J. (2011). Ammonite faunas from condensed Cenomanian-Turonian sections ('tourtias') in southern Belgium and northern France.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kennedy, W., F. Amédro, F. Robaszynski, و J. Jagt. Ammonite Faunas from Condensed Cenomanian-Turonian Sections ('tourtias') in Southern Belgium and Northern France. 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Kennedy, W., et al. Ammonite Faunas from Condensed Cenomanian-Turonian Sections ('tourtias') in Southern Belgium and Northern France. 2011.
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