Grubel, F., Divack, A. S., Mecklenburg, F., Riff, M. A., & Sznaider, N. (1990). Catalog of the Archival Collections. Mohr.
Lua i Stíl Chicago (17ú heag.)Grubel, Fred, Alan S. Divack, Frank Mecklenburg, Michael A. Riff, agus Nusi Sznaider. Catalog of the Archival Collections. Tübingen: Mohr, 1990.
Lua MLA (8ú heag.)Grubel, Fred, et al. Catalog of the Archival Collections. Mohr, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.