APA (7th ed.) Citation

Leopold, W. F. Speech development of a bilingual child: A linguist's record. AMS Press.

Chicago Style (17th ed.) Citation

Leopold, Werner F. Speech Development of a Bilingual Child: A Linguist's Record. New York: AMS Press.

MLA (9th ed.) Citation

Leopold, Werner F. Speech Development of a Bilingual Child: A Linguist's Record. AMS Press.

Warning: These citations may not always be 100% accurate.