Abundo, A. V. (1972). Principles of land reform and taxation. s.n.].
Čikaški stil citiranja (17. izdanje)Abundo, Alfredo V. Principles of Land Reform and Taxation. [Naga City: s.n.], 1972.
MLA način citiranja (9. izdanje)Abundo, Alfredo V. Principles of Land Reform and Taxation. s.n.], 1972.
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