Lipman, B. E. (1978). Successful cost reduction and control: The probe systematics approach. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Lipman, Burton E. Successful Cost Reduction and Control: The Probe Systematics Approach. Englewood Cliffs, N.J: Prentice-Hall, 1978.
Lua MLA (9ú heag.)Lipman, Burton E. Successful Cost Reduction and Control: The Probe Systematics Approach. Prentice-Hall, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.