APA-ийн эшлэл(7 дахь хэвлэлт)

Rabasa, A., & Chalk, P. (2001). Colombian labyrinth: The synergy of drugs and insurgency and its implications for regional stability. RAND.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Rabasa, Angel, ба Peter Chalk. Colombian Labyrinth: The Synergy of Drugs and Insurgency and Its Implications for Regional Stability. Santa Monica, Calif.: RAND, 2001.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Rabasa, Angel, ба Peter Chalk. Colombian Labyrinth: The Synergy of Drugs and Insurgency and Its Implications for Regional Stability. RAND, 2001.