De Bot, K., Lowie, W., & Verspoor, M. (2005). Second language acquisition: An advanced resource book. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Bot, Kees, Wander Lowie, और Marjolyn Verspoor. Second Language Acquisition: An Advanced Resource Book. London ; New York: Routledge, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDe Bot, Kees, et al. Second Language Acquisition: An Advanced Resource Book. Routledge, 2005.
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