DAVIS, R. (1995). Productivity Improvements Trough Tpm. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)DAVIS, R.K. Productivity Improvements Trough Tpm. Prentice-Hall, 1995.
Lua MLA (8ú heag.)DAVIS, R.K. Productivity Improvements Trough Tpm. Prentice-Hall, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.