APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Hurd, S., & Lewis, T. (2008). Language learning strategies in independent settings. Multilingual Matters.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Stella Hurd, ба Tim Lewis. Language Learning Strategies in Independent Settings. Bristol, UK ; Buffalo, NY: Multilingual Matters, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Language Learning Strategies in Independent Settings. Multilingual Matters, 2008.