APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Meisel, J. M. (1990). Two first languages: Early grammatical development in bilingual children. Foris Publications.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Jürgen M. Meisel. Two First Languages: Early Grammatical Development in Bilingual Children. Dordrecht ; Providence, R.I.: Foris Publications, 1990.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Jürgen M. Meisel. Two First Languages: Early Grammatical Development in Bilingual Children. Foris Publications, 1990.