Gutcho, M. H. (1977). Fortified and soft drinks. Noyes Data.
Lua i Stíl Chicago (17ú heag.)Gutcho, M. H. Fortified and Soft Drinks. Park Ridge, N.J: Noyes Data, 1977.
Lua MLA (9ú heag.)Gutcho, M. H. Fortified and Soft Drinks. Noyes Data, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.