AMA
Alharbi S, Alshammari K, Khalaf Alanazi K, Gadelkarim Ahmed H. Patterns and grades of presentation of colon cancer in Northern Saudi Arabia. Gastroenterology Review/Przegląd Gastroenterologiczny. 2021;16(3):235-239. doi:10.5114/pg.2021.104168.
APA
Alharbi, S., Alshammari, K., Khalaf Alanazi, K., & Gadelkarim Ahmed, H. (2021). Patterns and grades of presentation of colon cancer in Northern Saudi Arabia. Gastroenterology Review/Przegląd Gastroenterologiczny, 16(3), 235-239. https://doi.org/10.5114/pg.2021.104168
Chicago
Alharbi, Saleh H, Khalil I Alshammari, Khulaif Khalaf Alanazi, and Hussain Gadelkarim Ahmed. 2021. "Patterns and grades of presentation of colon cancer in Northern Saudi Arabia". Gastroenterology Review/Przegląd Gastroenterologiczny 16 (3): 235-239. doi:10.5114/pg.2021.104168.
Harvard
Alharbi, S., Alshammari, K., Khalaf Alanazi, K., and Gadelkarim Ahmed, H. (2021). Patterns and grades of presentation of colon cancer in Northern Saudi Arabia. Gastroenterology Review/Przegląd Gastroenterologiczny, 16(3), pp.235-239. https://doi.org/10.5114/pg.2021.104168
MLA
Alharbi, Saleh H et al. "Patterns and grades of presentation of colon cancer in Northern Saudi Arabia." Gastroenterology Review/Przegląd Gastroenterologiczny, vol. 16, no. 3, 2021, pp. 235-239. doi:10.5114/pg.2021.104168.
Vancouver
Alharbi S, Alshammari K, Khalaf Alanazi K, Gadelkarim Ahmed H. Patterns and grades of presentation of colon cancer in Northern Saudi Arabia. Gastroenterology Review/Przegląd Gastroenterologiczny. 2021;16(3):235-239. doi:10.5114/pg.2021.104168.