Luelsdorff, P. (1991). Developmental orthography. John Benjamins Pub. Co..
芝加哥风格引文Luelsdorff, Philip. Developmental Orthography. Amsterdam: John Benjamins Pub. Co., 1991.
MLA引文Luelsdorff, Philip. Developmental Orthography. John Benjamins Pub. Co., 1991.
警告：这些引文格式不一定是100％准确.