APA (7th ed.) Citation

Cliff, A., Haggett, P., Stroup, D., & Cheney, E. (1992). The changing geographical coherence of measles morbidity in the United States, 1962-88.

Chicago Style (17th ed.) Citation

Cliff, A., P. Haggett, D. Stroup, and E. Cheney. The Changing Geographical Coherence of Measles Morbidity in the United States, 1962-88. 1992.

MLA (9th ed.) Citation

Cliff, A., et al. The Changing Geographical Coherence of Measles Morbidity in the United States, 1962-88. 1992.