Johnson, H. (2006). If these halls could talk: A historical tour through San Francisco recording studios. Thomson Course Technology.
Lua i Stíl Chicago (17ú heag.)Johnson, Heather. If These Halls Could Talk: A Historical Tour Through San Francisco Recording Studios. Boston, MA: Thomson Course Technology, 2006.
Lua MLA (9ú heag.)Johnson, Heather. If These Halls Could Talk: A Historical Tour Through San Francisco Recording Studios. Thomson Course Technology, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.