APA-ийн эшлэл(7 дахь хэвлэлт)

Zeilinga de Boer, J., & Wareham, J. (2013). New Haven's sentinels: The art and science of East Rock and West Rock. Wesleyan University Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Zeilinga de Boer, Jelle, ба John Wareham. New Haven's Sentinels: The Art and Science of East Rock and West Rock. Middletown, Connecticut: Wesleyan University Press, 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Zeilinga de Boer, Jelle, ба John Wareham. New Haven's Sentinels: The Art and Science of East Rock and West Rock. Wesleyan University Press, 2013.