Clayton, N. (1997). Young living (Seventh edition.). Glencoe/McGraw-Hill.
芝加哥风格引文Clayton, Nanalee. Young Living. Seventh edition. New York: Glencoe/McGraw-Hill, 1997.
MLA引文Clayton, Nanalee. Young Living. Seventh edition. Glencoe/McGraw-Hill, 1997.
警告：这些引文格式不一定是100％准确.