ScienceDirect (Online service), Cruickshank, J. K., & Beevers, D. G. (1989). Ethnic factors in health and disease. Wright.
Chicago Style (17th ed.) CitationScienceDirect (Online service), J. K. Cruickshank, and D. G. Beevers. Ethnic Factors in Health and Disease. London ; Boston: Wright, 1989.
MLA (9th ed.) CitationScienceDirect (Online service), et al. Ethnic Factors in Health and Disease. Wright, 1989.
Warning: These citations may not always be 100% accurate.