Lua APA (7ú heag.)

Krauss, R. E. (1999). Perpetual Inventory. October.

Lua i Stíl Chicago (17ú heag.)

Krauss, Rosalind E. "Perpetual Inventory." October 1999.

Lua MLA (8ú heag.)

Krauss, Rosalind E. "Perpetual Inventory." October, 1999.

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