Rummel, R. J. (1970). Applied factor analysis. Northwestern University Press.
芝加哥风格引文Rummel, Rudolph J. Applied Factor Analysis. Evanston: Northwestern University Press, 1970.
MLA引文Rummel, Rudolph J. Applied Factor Analysis. Northwestern University Press, 1970.
警告：这些引文格式不一定是100％准确.