Ignacio, R. (1977). Ang libingang bakal. University of the Philippines Library.
Chicagoスタイル(17版)引用形式Ignacio, Rosendo. Ang Libingang Bakal. Quezon City: University of the Philippines Library, 1977.
MLA(9版)引用形式Ignacio, Rosendo. Ang Libingang Bakal. University of the Philippines Library, 1977.
警告: この引用は必ずしも正確ではありません.