APA引文

(1990). Reports on the damage investigation of the 1990 Luzon earthquake. s.n.

Chicago Style (17th ed.) Citation

Reports on the Damage Investigation of the 1990 Luzon Earthquake. [S.l: s.n, 1990.

MLA引文

Reports on the Damage Investigation of the 1990 Luzon Earthquake. s.n, 1990.