Mering, O. V. (1961). A grammar of human values. New York: University of Pittsburgh Press.
Trích dẫn kiểu ChicagoMering, Otto Von. A Grammar of Human Values. New York: University of Pittsburgh Press, 1961.
MLA引文Mering, Otto Von. A Grammar of Human Values. New York: University of Pittsburgh Press, 1961.
警告：這些引文格式不一定是100％准確.