APA Citation

Borg, G. (1998). Borg's perceived exertion and pain scales. Estados Unidos: Human kinetics.

Chicago Style Citation

Borg, Gunnar. Borg's Perceived Exertion and Pain Scales. Estados Unidos: Human kinetics, 1998.

MLA Citation

Borg, Gunnar. Borg's Perceived Exertion and Pain Scales. Estados Unidos: Human kinetics, 1998.

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