Zakrzewski, Z. (1894). Über 2.3 Naphtalinderivate: Inaugural-Dissertation.
Lua i Stíl Chicago (17ú heag.)Zakrzewski, Zygmunt. Über 2.3 Naphtalinderivate: Inaugural-Dissertation. Posen, 1894.
Lua MLA (8ú heag.)Zakrzewski, Zygmunt. Über 2.3 Naphtalinderivate: Inaugural-Dissertation. 1894.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.