HESS, R. D., & CROFT, D. J. (1972). Teachers of young childreen.-- ed.2. Hougton Mifflin.
芝加哥风格引文HESS, Robert D., 与 Doreen J. CROFT. Teachers of Young Childreen.-- Ed.2. Boston: Hougton Mifflin, 1972.
MLA引文HESS, Robert D., 与 Doreen J. CROFT. Teachers of Young Childreen.-- Ed.2. Hougton Mifflin, 1972.
警告：这些引文格式不一定是100％准确.