Johnston, D. J. (1971). Teachers' in-service education. Pergamon Press.
芝加哥风格引文Johnston, David John. Teachers' In-service Education. Oxford: Pergamon Press, 1971.
MLA引文Johnston, David John. Teachers' In-service Education. Pergamon Press, 1971.
警告：这些引文格式不一定是100％准确.