Heitman, S. (1969). Nikolai I. Bukharin: A bibliography, with annotations, including the locations of his works in major American and European libraries. Hoover Institution on War, Revolution and Peace, Stanford University.
Lua i Stíl Chicago (17ú heag.)Heitman, Sidney. Nikolai I. Bukharin: A Bibliography, with Annotations, Including the Locations of His Works in Major American and European Libraries. Stanford: Hoover Institution on War, Revolution and Peace, Stanford University, 1969.
Lua MLA (9ú heag.)Heitman, Sidney. Nikolai I. Bukharin: A Bibliography, with Annotations, Including the Locations of His Works in Major American and European Libraries. Hoover Institution on War, Revolution and Peace, Stanford University, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.