APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Bittner, D., Dressler, W. U., & Kilani-Schoch, M. (2003). Development of verb inflection in first language acquisition: A cross-linguistic perspective. Mouton de Gruyter.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Dagmar Bittner, Wolfgang U. Dressler, ба Marianne Kilani-Schoch. Development of Verb Inflection in First Language Acquisition: A Cross-linguistic Perspective. Berlin ; New York: Mouton de Gruyter, 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. Development of Verb Inflection in First Language Acquisition: A Cross-linguistic Perspective. Mouton de Gruyter, 2003.