https://dispora.pekanbaru.go.id/ https://iran.unhabitat.org/ https://labkes.pekanbaru.go.id/ https://phki.untan.ac.id/ https://feb.untan.ac.id/ https://heylink.me/jagungbetslot88uangasli/

Gaya APA

Harari, Y, N. (2018). 21 Lessons for the 21st Century (-). London: Jonahan cape.

Gaya MLA

Harari, Yuval, Noah. "21 Lessons for the 21st Century". - London: Jonahan cape, 2018. BI Corner.