Leopold, W. F. (1947). Speech Development of a Bilingual Child Volume II-Sound-Learning in the First Two Years. NorthWestern University.
Chicago Edition CitationLeopold, Werner F. Speech Development of a Bilingual Child Volume II-Sound-Learning in the First Two Years. Evanston: NorthWestern University, 1947.
MLA Edition CitationLeopold, Werner F. Speech Development of a Bilingual Child Volume II-Sound-Learning in the First Two Years. NorthWestern University, 1947.
Warning: These citations may not always be 100% accurate.