Gloria Cunanan Maphouse. (1996). Map of Quirino, Ilocos Sur. Cunanan Maphouse.
Chicagoスタイル(17版)引用形式Gloria Cunanan Maphouse. Map of Quirino, Ilocos Sur. Makati City: Cunanan Maphouse, 1996.
MLA(9版)引用形式Gloria Cunanan Maphouse. Map of Quirino, Ilocos Sur. Cunanan Maphouse, 1996.
警告: この引用は必ずしも正確ではありません.