APA-ийн эшлэл(7 дахь хэвлэлт)

Spronk, S., & Webber, J. R. (2015). Crisis and contradiction: Marxist perspectives on Latin America in the global political economy. Brill.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Spronk, Susan, ба Jeffery R. Webber. Crisis and Contradiction: Marxist Perspectives on Latin America in the Global Political Economy. Leiden, Netherlands: Brill, 2015.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Spronk, Susan, ба Jeffery R. Webber. Crisis and Contradiction: Marxist Perspectives on Latin America in the Global Political Economy. Brill, 2015.