Chasey, W. C. (1995). Foreign agent 4221: "the Lockerbie cover-up". Bridger House.
Cita Chicago Style (17a ed.)Chasey, William C. Foreign Agent 4221: "The Lockerbie Cover-up". Carson City, Nev: Bridger House, 1995.
Cita MLA (8a ed.)Chasey, William C. Foreign Agent 4221: "The Lockerbie Cover-up". Bridger House, 1995.
Precaución: Estas citas no son 100% exactas.