Oboh, F. E., & Salami, M. B. (2014). Biostratigraphy and Paleoenvironmental Analysis of Strata Penetrated by Igbomoturu-I-Well, Niger Delta. Obafemi Awolowo University.
Čikaški stil citiranja (17. izdanje)Oboh, Francisca Emiede, i M. B. Salami. Biostratigraphy and Paleoenvironmental Analysis of Strata Penetrated by Igbomoturu-I-Well, Niger Delta. Obafemi Awolowo University, 2014.
MLA način citiranja (9. izdanje)Oboh, Francisca Emiede, i M. B. Salami. Biostratigraphy and Paleoenvironmental Analysis of Strata Penetrated by Igbomoturu-I-Well, Niger Delta. Obafemi Awolowo University, 2014.
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