Langton, C. V. N. (1941). Orientation in school health. Harper & brothers.
芝加哥风格引文Langton, Clair Van Norman. Orientation in School Health. New York, London: Harper & brothers, 1941.
MLA引文Langton, Clair Van Norman. Orientation in School Health. Harper & brothers, 1941.
警告：这些引文格式不一定是100％准确.