Smoke, R., & Harman, W. (1987). Paths To Peace: Exploring The Feasibility Of Sustainable Peace/richard Smoke With Willis Harman. Westview Press.
Lua i Stíl Chicago (17ú heag.)Smoke, Richard, agus Willis Harman. Paths To Peace: Exploring The Feasibility Of Sustainable Peace/richard Smoke With Willis Harman. Westview Press, 1987.
Lua MLA (8ú heag.)Smoke, Richard, agus Willis Harman. Paths To Peace: Exploring The Feasibility Of Sustainable Peace/richard Smoke With Willis Harman. Westview Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.