Portisch, H., & Glenny, M. (1967). Eyewitness in Vietnam. Bodley Head.
Lua i Stíl Chicago (17ú heag.)Portisch, Hugo, agus Michael Glenny. Eyewitness in Vietnam. London: Bodley Head, 1967.
Lua MLA (9ú heag.)Portisch, Hugo, agus Michael Glenny. Eyewitness in Vietnam. Bodley Head, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.