APA-ийн эшлэл(7 дахь хэвлэлт)

Berry, R. (1994). The research project: How to write it (3rd ed.). Routledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Berry, Ralph. The Research Project: How to Write It. 3rd ed. London ; New York, NY: Routledge, 1994.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Berry, Ralph. The Research Project: How to Write It. 3rd ed. Routledge, 1994.