APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, Knörr, J., & Trajano Filho, W. (2010). The powerful presence of the past: Integration and conflict along the upper Guinea Coast. Brill.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, Jacqueline Knörr, ба Wilson Trajano Filho. The Powerful Presence of the Past: Integration and Conflict Along the Upper Guinea Coast. Leiden ; Boston: Brill, 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, et al. The Powerful Presence of the Past: Integration and Conflict Along the Upper Guinea Coast. Brill, 2010.