Etura, J. E., Amaechi, R. A., Akpotuzor, J. O., & Okoroiwu, H. U. (2020). Demographics of Rhesus Phenotype of Blood Donors in Calabar: A Case Study of University of Calabar Teaching Hospital, Calabar, Cross River State, Nigeria. Hindawi Limited.
Чикаго стиль цитування (17-те видання)Etura, Joyce Ezekiel, Rose A. Amaechi, Josephine O. Akpotuzor, та Henshaw Uchechi Okoroiwu. Demographics of Rhesus Phenotype of Blood Donors in Calabar: A Case Study of University of Calabar Teaching Hospital, Calabar, Cross River State, Nigeria. Hindawi Limited, 2020.
Стиль цитування MLA (9-ме видання)Etura, Joyce Ezekiel, et al. Demographics of Rhesus Phenotype of Blood Donors in Calabar: A Case Study of University of Calabar Teaching Hospital, Calabar, Cross River State, Nigeria. Hindawi Limited, 2020.