LEIGH, W. E., & HUFFMAN, G. D. (1987). Structured fortran '77. Mitchell.
芝加哥风格引文LEIGH, William E., 与 G. David HUFFMAN. Structured Fortran '77. California: Mitchell, 1987.
MLA引文LEIGH, William E., 与 G. David HUFFMAN. Structured Fortran '77. Mitchell, 1987.
警告：这些引文格式不一定是100％准确.