Gaya APA
Harari, Yuval Noah. (2018).
21 [Twenty one] lessons for the 21st century .
New York:
Spiegel & Grau.
Gaya Chicago
Harari, Yuval Noah.
21 [Twenty one] lessons for the 21st century.
New York:
Spiegel & Grau,
2018.
Text.
Gaya MLA
Harari, Yuval Noah.
21 [Twenty one] lessons for the 21st century.
New York:
Spiegel & Grau,
2018.
Text.
Gaya Turabian
Harari, Yuval Noah.
21 [Twenty one] lessons for the 21st century.
New York:
Spiegel & Grau,
2018.
Print.