APA-ийн эшлэл(7 дахь хэвлэлт)

Bell, J. P. (1971). Crisis in Costa Rica: The 1948 revolution. University of Texas Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Bell, John Patrick. Crisis in Costa Rica: The 1948 Revolution. Austin: University of Texas Press, 1971.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Bell, John Patrick. Crisis in Costa Rica: The 1948 Revolution. University of Texas Press, 1971.