Cruz, A. C. (1960). Signatures: A poetry publication. [s.n.].
Chicagoスタイル(17版)引用形式Cruz, Andres Cristobal. Signatures: A Poetry Publication. Manila: [s.n.], 1960.
MLA(9版)引用形式Cruz, Andres Cristobal. Signatures: A Poetry Publication. [s.n.], 1960.
警告: この引用は必ずしも正確ではありません.