Masfu'ah, M. How to be a smart leader: Kiat hebat jadi pemimpin smart. Afra Publishing.
Čikaški stil citiranja (17. izdanje)Masfu'ah, Muthi'. How to Be a Smart Leader: Kiat Hebat Jadi Pemimpin Smart. Afra Publishing.
MLA način citiranja (9. izdanje)Masfu'ah, Muthi'. How to Be a Smart Leader: Kiat Hebat Jadi Pemimpin Smart. Afra Publishing.
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