APA (7th ed.) Citation

Armstrong, G. S. (1921). Essentials of industrial costing. D. Appleton and Company.

Chicago Style (17th ed.) Citation

Armstrong, George Simpson. Essentials of Industrial Costing. New York [etc.]: D. Appleton and Company, 1921.

MLA (9th ed.) Citation

Armstrong, George Simpson. Essentials of Industrial Costing. D. Appleton and Company, 1921.

Warning: These citations may not always be 100% accurate.