Escaravajal-Rodríguez, J. C. (2018). QR codes in physical education: Orienteering race.
Čikaški stil citiranjaEscaravajal-Rodríguez, Juan Carlos. QR Codes in Physical Education: Orienteering Race. 2018.
MLA način citiranjaEscaravajal-Rodríguez, Juan Carlos. QR Codes in Physical Education: Orienteering Race. 2018.
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