APA-ийн эшлэл(7 дахь хэвлэлт)

Leiss, E., & Abraham, W. (2014). Modes of modality: Modality, typology, and universal grammar. John Benjamins Publishing Company.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Leiss, Elisabeth, ба Werner Abraham. Modes of Modality: Modality, Typology, and Universal Grammar. Amsterdam: John Benjamins Publishing Company, 2014.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Leiss, Elisabeth, ба Werner Abraham. Modes of Modality: Modality, Typology, and Universal Grammar. John Benjamins Publishing Company, 2014.