Miftah Fariz Prima Putra; Evi Sinaga; Rodhi Rusdianto Hidayat; Ipa Sari Kardi; Ermelinda Yersin Putri Larung

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Mental Toughness Training Circle (MTTC): Teori dan Praktik
Mental Toughness Training Circle (MTTC): Teori dan Praktik"

Miftah Fariz Prima Putra; dkk