Preston, L., & Widmann, T. (2019). Postapocalyptic Self-Reflection. Postapocalyptic self-reflection.
Lua i Stíl Chicago (17ú heag.)Preston, Laura, agus Tanja Widmann. "Postapocalyptic Self-Reflection." Postapocalyptic Self-reflection 2019.
Lua MLA (8ú heag.)Preston, Laura, agus Tanja Widmann. "Postapocalyptic Self-Reflection." Postapocalyptic Self-reflection, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.