Society of Economic Paleontologists and Mineralogists\nSEPM (Society for Sedimentary Geology). (1931). Journal of Sedimentary Petrology. Society of Economic Paleontologists and Mineralogists.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSociety of Economic Paleontologists and Mineralogists\nSEPM (Society for Sedimentary Geology). Journal of Sedimentary Petrology. Tulsa, Okla: Society of Economic Paleontologists and Mineralogists, 1931.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিSociety of Economic Paleontologists and Mineralogists\nSEPM (Society for Sedimentary Geology). Journal of Sedimentary Petrology. Society of Economic Paleontologists and Mineralogists, 1931.
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