Co, A. P. (2009). Across the philosophical silk road: A festschrift in honor of Alfredo P. Co. UST Pub. House.
Čikaški stil citiranja (17. izdanje)Co, Alfredo P. Across the Philosophical Silk Road: A Festschrift in Honor of Alfredo P. Co. Manila: UST Pub. House, 2009.
MLA način citiranja (9. izdanje)Co, Alfredo P. Across the Philosophical Silk Road: A Festschrift in Honor of Alfredo P. Co. UST Pub. House, 2009.
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