Fox, R. B., & Peralta, J. T. (1974). Preliminary report on the palaeolithic archaeology of Cagayan Valley, Philippines and the Cabalwanian industry. National Museum of the Philippines.
Čikaški stil citiranja (17. izdanje)Fox, Robert B., i Jesus T. Peralta. Preliminary Report on the Palaeolithic Archaeology of Cagayan Valley, Philippines and the Cabalwanian Industry. Manila: National Museum of the Philippines, 1974.
MLA način citiranja (9. izdanje)Fox, Robert B., i Jesus T. Peralta. Preliminary Report on the Palaeolithic Archaeology of Cagayan Valley, Philippines and the Cabalwanian Industry. National Museum of the Philippines, 1974.
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