Johnson, S., & Wilson, L. (1986). The one minute sales person. Fontana/Collins.
Lua i Stíl Chicago (17ú heag.)Johnson, Spencer, agus Larry Wilson. The One Minute Sales Person. Glasgow: Fontana/Collins, 1986.
Lua MLA (8ú heag.)Johnson, Spencer, agus Larry Wilson. The One Minute Sales Person. Fontana/Collins, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.