McLennan, M. S. (1980). The Central Luzon Plain: Land and society on the inland frontier. Alemar-Phoenix Publishing House.
Chicago-viite (17. p.)McLennan, Marshall S. The Central Luzon Plain: Land and Society on the Inland Frontier. Quezon City: Alemar-Phoenix Publishing House, 1980.
MLA-viite (9. p.)McLennan, Marshall S. The Central Luzon Plain: Land and Society on the Inland Frontier. Alemar-Phoenix Publishing House, 1980.
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