Todman, J. C. (1947). Power economy in the factory: A book for cost and works accountants, and also for students intending to enter for the power generation and transmission section of the examination of the Institute of Cost and Works Accountants. I. Pitman.

Todman, J. C. Power Economy in the Factory: A Book for Cost and Works Accountants, and Also for Students Intending to Enter for the Power Generation and Transmission Section of the Examination of the Institute of Cost and Works Accountants. I. Pitman, 1947.