ebrary, Inc, Hannahs, S. J., & Young-Scholten, M. (1997). Focus on phonological acquisition. J. Benjamins Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, S. J. Hannahs, और Martha Young-Scholten. Focus on Phonological Acquisition. Amsterdam ; Philadelphia: J. Benjamins Pub., 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Focus on Phonological Acquisition. J. Benjamins Pub., 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.