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Çавăн пекех
[тӳрлет | кодне тӳрлет]Вуламалли
[тӳрлет | кодне тӳрлет]- Scott Openshaw, Erin Taylor: Ergonomics and Design – A Reference Guide. (2006)
- Helmut Strasser: Assessment of the Ergonomic Quality of Hand-Held Tools and Computer Input Devices (Ergonomics, Human Factors and Safety). Rittenhouse Book Distributors, 2007, ISBN 978-1-58603-788-8.
- Alle gültigen Normen von NA 121-06-01 AA. Online auf DIN.de, abgerufen am 21. Dezember 2016.