Atchley, R. C. (1977). The social forces in later life: An introduction to social gerontology (2d ed.). Wadsworth Pub. Co..
芝加哥风格引文Atchley, Robert C. The Social Forces in Later Life: An Introduction to Social Gerontology. 2d ed. Belmont, Calif.: Wadsworth Pub. Co., 1977.
MLA引文Atchley, Robert C. The Social Forces in Later Life: An Introduction to Social Gerontology. 2d ed. Wadsworth Pub. Co., 1977.
警告：这些引文格式不一定是100％准确.