Willis, K. G. (1974). Problems in migration analysis. Saxon House ; Lexington Books.
芝加哥风格引文Willis, K. G. Problems in Migration Analysis. Farnborough : Lexington, Mass.: Saxon House ; Lexington Books, 1974.
MLA引文Willis, K. G. Problems in Migration Analysis. Saxon House ; Lexington Books, 1974.
警告：这些引文格式不一定是100％准确.