Gaya APA
Avery. (2017).
Civilization's crisis A set of Linked Challenges .
London:
World Scinetific.
Gaya Chicago
Avery.
Civilization's crisis A set of Linked Challenges.
London:
World Scinetific,
2017.
Text.
Gaya MLA
Avery.
Civilization's crisis A set of Linked Challenges.
London:
World Scinetific,
2017.
Text.
Gaya Turabian
Avery.
Civilization's crisis A set of Linked Challenges.
London:
World Scinetific,
2017.
Print.