APA (7th ed.) Citation

Spengler, O. (1918). The decline of the west. AUWSF.

Chicago Style (17th ed.) Citation

Spengler, Oswald. The Decline of the West. London: AUWSF, 1918.

MLA (9th ed.) Citation

Spengler, Oswald. The Decline of the West. AUWSF, 1918.

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