WORLD.. & OGDEN, S. P. (1987). World politics 87/88: Annual editions. the Dushkin Publishing.
Lua i Stíl Chicago (17ú heag.)WORLD.. agus Suzanne P. OGDEN. World Politics 87/88: Annual Editions. Connecticut: the Dushkin Publishing, 1987.
Lua MLA (9ú heag.)WORLD.. agus Suzanne P. OGDEN. World Politics 87/88: Annual Editions. the Dushkin Publishing, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.