APA-ийн эшлэл(7 дахь хэвлэлт)

Quilter, J. (2004). Cobble circles and standing stones: Archaeology at the Rivas Site, Costa Rica. University of Iowa Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Quilter, Jeffrey. Cobble Circles and Standing Stones: Archaeology at the Rivas Site, Costa Rica. Iowa City: University of Iowa Press, 2004.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Quilter, Jeffrey. Cobble Circles and Standing Stones: Archaeology at the Rivas Site, Costa Rica. University of Iowa Press, 2004.