APA (7th ed.) Citation
Sweeney, G. D. (2020). "The porphyrias in South Africa" A study of the excreted porphyrins. Division of Urology.
Chicago Style (17th ed.) Citation
Sweeney, George Douglas. "The Porphyrias in South Africa" A Study of the Excreted Porphyrins. Division of Urology, 2020.
MLA (9th ed.) Citation
Sweeney, George Douglas. "The Porphyrias in South Africa" A Study of the Excreted Porphyrins. Division of Urology, 2020.
Warning: These citations may not always be 100% accurate.