National Research Council (U.S.). Committee on Population, Martin, L. G., & Soldo, B. J. (1997). Racial and ethnic differences in the health of older Americans. National Academy Press.
芝加哥风格引文National Research Council (U.S.). Committee on Population, Linda G. Martin, 与 Beth J. Soldo. Racial and Ethnic Differences in the Health of Older Americans. Washington, D.C.: National Academy Press, 1997.
MLA引文National Research Council (U.S.). Committee on Population, et al. Racial and Ethnic Differences in the Health of Older Americans. National Academy Press, 1997.
警告:这些引文格式不一定是100%准确.