Asopa, D. N. (1980). Peace and detente: Foreign policy of the Social Democratic Party of Germany. Sopan Pub. House.
Lua i Stíl Chicago (17ú heag.)Asopa, D. N. Peace and Detente: Foreign Policy of the Social Democratic Party of Germany. New Delhi: Sopan Pub. House, 1980.
Lua MLA (8ú heag.)Asopa, D. N. Peace and Detente: Foreign Policy of the Social Democratic Party of Germany. Sopan Pub. House, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.