Smallman-Raynor, M., Rafferty, S., & Cliffe, A. (2017). Variola minor in coalfield areas of England and Wales, 1921–34: Geographical determinants of a national smallpox epidemic that spread out of effective control. Elsevier.
Chicago Style (17th ed.) CitationSmallman-Raynor, Matthew, S. Rafferty, and Andrew Cliffe. Variola Minor in Coalfield Areas of England and Wales, 1921–34: Geographical Determinants of a National Smallpox Epidemic That Spread Out of Effective Control. Elsevier, 2017.
MLA (9th ed.) CitationSmallman-Raynor, Matthew, et al. Variola Minor in Coalfield Areas of England and Wales, 1921–34: Geographical Determinants of a National Smallpox Epidemic That Spread Out of Effective Control. Elsevier, 2017.
Warning: These citations may not always be 100% accurate.