Crymes, R. H. (1968). Some systems of substitution correlations in modern American English. Mouton.
Chicago Edition CitationCrymes, Ruth H. Some Systems of Substitution Correlations in Modern American English. Paris: Mouton, 1968.
MLA Edition CitationCrymes, Ruth H. Some Systems of Substitution Correlations in Modern American English. Mouton, 1968.
Warning: These citations may not always be 100% accurate.