Cite
Biostratigraphy and correlation of Cretaceous rocks in Gebel Arif El-Naga, northeastern Sinai, Egypt, based on planktonic foraminifera
MLA
Ayyad, S. N., et al. “Biostratigraphy and Correlation of Cretaceous Rocks in Gebel Arif El-Naga, Northeastern Sinai, Egypt, Based on Planktonic Foraminifera.” Cretaceous Research, vol. 17, no. 3, June 1996, pp. 263–91. EBSCOhost, https://doi.org/10.1006/cres.1996.0020.
APA
Ayyad, S. N., Abed, M. M., & Abu Zied, R. H. (1996). Biostratigraphy and correlation of Cretaceous rocks in Gebel Arif El-Naga, northeastern Sinai, Egypt, based on planktonic foraminifera. Cretaceous Research, 17(3), 263–291. https://doi.org/10.1006/cres.1996.0020
Chicago
Ayyad, S. N., M. M. Abed, and R. H. Abu Zied. 1996. “Biostratigraphy and Correlation of Cretaceous Rocks in Gebel Arif El-Naga, Northeastern Sinai, Egypt, Based on Planktonic Foraminifera.” Cretaceous Research 17 (3): 263–91. doi:10.1006/cres.1996.0020.