National Education Association of the United States. Research Division. (1962). Kindergarten practices, 1961. Research Division, National Education Association.
芝加哥风格引文National Education Association of the United States. Research Division. Kindergarten Practices, 1961. Washington, D.C.: Research Division, National Education Association, 1962.
MLA引文National Education Association of the United States. Research Division. Kindergarten Practices, 1961. Research Division, National Education Association, 1962.
警告：这些引文格式不一定是100％准确.