Hughes, R. E., & Werra, D. The source of Late Mesolithic obsidian recovered from Rydno XIII/1959, Central Polnd.
Citazione stile Chigago Style (17a edizione)Hughes, Richard E.., e Dagmara Werra. The Source of Late Mesolithic Obsidian Recovered from Rydno XIII/1959, Central Polnd.
Citatione MLA (9a ed.)Hughes, Richard E.., e Dagmara Werra. The Source of Late Mesolithic Obsidian Recovered from Rydno XIII/1959, Central Polnd.
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