Abundo, A. V. (1972). Principles of land reform and taxation. s.n.].
Chicagoスタイル(17版)引用形式Abundo, Alfredo V. Principles of Land Reform and Taxation. [Naga City: s.n.], 1972.
MLA(9版)引用形式Abundo, Alfredo V. Principles of Land Reform and Taxation. s.n.], 1972.
警告: この引用は必ずしも正確ではありません.