APA-referens (7:e uppl.)

Ray Bill, Ripley Paul, Neal Doug, & Precast, P. C. I. Lean manufacturing , a systematic approach to improving productivity in the precast concrete industry.

Chicago-referens (17:e uppl.)

Ray Bill, Ripley Paul, Neal Doug, och Prestressed Concrete Industry Precast. Lean Manufacturing , a Systematic Approach to Improving Productivity in the Precast Concrete Industry.

MLA-referens (9:e uppl.)

Ray Bill, et al. Lean Manufacturing , a Systematic Approach to Improving Productivity in the Precast Concrete Industry.

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