Cliff, A. D., Haggett, P., & Smallman-Raynor, M. (1993). Measles / Andrew Cliff, Peter Haggett, Matthew Smallman-Raynor. Blackwell Reference.
Chicago Style (17th ed.) CitationCliff, Andrew D., Peter Haggett, and Matthew Smallman-Raynor. Measles / Andrew Cliff, Peter Haggett, Matthew Smallman-Raynor. Oxford: Blackwell Reference, 1993.
MLA (9th ed.) CitationCliff, Andrew D., et al. Measles / Andrew Cliff, Peter Haggett, Matthew Smallman-Raynor. Blackwell Reference, 1993.
Warning: These citations may not always be 100% accurate.